Crime scene photos: St. Louis home invasion

The blood stained floor at 902 Hickory in St. Louis, Mo.

The blood stained floor at 902 Hickory St. in St. Louis, Mo., where off duty Police Officer Isabella Lovadina and former firefighter Nick Koenig were shot during a home invasion on Oct. 5, 2009.

Video: 48 Hours Live to Tell: An Officer and a Hero

Officer Isabella Lovadina was unarmed when she tackled a gunman to try to stop the brutal home invasion.

Video: 48 Hours Live to Tell: An Officer and a Hero

After studying, Nick walked Isabella to her car which was parked in front of 902 Hickory St. Isabella had just put her bulletproof vest and gun in the trunk when suddenly two men attacked them brandishing guns.

Video: 48 Hours Live to Tell: An Officer and a Hero

Former firefighter Nick Koenig and Isabella Lovadina were at his grandmother's home studying together for an EMT course.

Video: 48 Hours Live to Tell: An Officer and a Hero

This is the red hoodie worn by one of the two gunmen — CBS/Shoshanah Wolfson

This is the red hoodie worn by one of the two young men who rushed Isabella and Nick. The men asked them for money and then forced them at gunpoint back into the house filled with women and children.

Video: 48 Hours Live to Tell: An Officer and a Hero

Gina Stallis and her sons, Sam and Ben — Rose Whitrock

Gina Stallis and her sons Sam, 9, left, and Ben, 7, right, were in the house. Gina had just been released from the hospital were she had been treated for symptoms from stomach cancer, a disease she's been successfully fighting most of her life. It was a fluke that she slept over at her grandmother's house that fateful night.

Video: 48 Hours Live to Tell: An Officer and a Hero

The two hooded gunmen went from room to room in Ida Rask's house, waking up Gina, her mother Rose, and Ida. They stole Ida's jewelry.

Video: 48 Hours Live to Tell: An Officer and a Hero

Crime scene: 902 Hickory St., St. Louis, Mo.

Gina was forced at gunpoint to carry a heavy TV down this steep flight of stairs. The gunmen kept yelling obscenities and threatening everyone to be quiet or they'd be shot.

Video: 48 Hours Live to Tell: An Officer and a Hero

Police mark the spots where the gunmen forced Isabella and Nick to line up in the hallway. They believed the intruders were going to herd everyone into the basement and execute them.

Video: 48 Hours Live to Tell: An Officer and a Hero

Police Officer Isabella Lovadina in her academy graduation photo. Isabella said she was going over her police training, in her mind, to find a way out of the terrifying situation.

Video: 48 Hours Live to Tell: An Officer and a Hero

Crime scene: The blood stained carpet at 902 Hickory St.

The blood stained carpet at 902 Hickory St. Unarmed, Isabella Lovadina looked down the barrel of the gun and lunged at her attacker. She sent him flying into the air.

Video: 48 Hours Live to Tell: An Officer and a Hero

Crime scene: Bullet on carpet at 902 Hickory, St. Louis, Mo.

This is one of the bullets left at the crime scene. The gunman started shooting and emptied his gun, shooting Isabella as she lay in the hallway and also hitting Nick and Gina.

Video: 48 Hours Live to Tell: An Officer and a Hero

Crime scene: The blood stained wall at 902 Hickory St.

There were blood stains all over the walls at 902 Hickory. Isabella was shot five times at nearly point-blank range.

Video: 48 Hours Live to Tell: An Officer and a Hero

Officer Isabella Lovadina beign traeted at St. Louis University Hospital — Barry Koenig

Isabella Lovadina was rushed to St. Louis University Hospital for surgery. Two bullets remain in her body today.

Video: 48 Hours Live to Tell: An Officer and a Hero

Nick Koenig was shot three times — Barry Koenig

Nick Koenig tackled one of the gunmen. He was shot three times: Once in the throat and once in the shoulder. Doctors at St. Louis University Hospital decided not to remove a third bullet, that was near his spine, fearing it might paralyze him.

Video: 48 Hours Live to Tell: An Officer and a Hero

Crime scene: Police outlined the spot where Gina Stallis died

Police outlined the spot where Gina Stallis died. Police believe one bullet passed through either Nick or Isabella and hit Gina, killing her almost instantly.

Video: 48 Hours Live to Tell: An Officer and a Hero

When the shooting started, Gina's mother, Rose Whitrock, pictured here, ran out of the house and into the street barefoot seeking help. No one would open their door and let her in.

Video: 48 Hours Live to Tell: An Officer and a Hero

During the shooting, one of the gunmen, later identified as Ledale Nathan Jr., was shot in his hand. He sought treatment at Barnes Jewish Hospital, telling doctors he was the victim of a robbery.

Video: 48 Hours Live to Tell: An Officer and a Hero

A description of the gunmen, which went out on police radios, mentioned a male with gold teeth. A nurse at the hospital noticed that Ledale Nathan Jr. matched the description.

Video: 48 Hours Live to Tell: An Officer and a Hero

Mario Coleman, shown in a police lineup, was the other gunman at 902 Hickory St. After the shooting, he drove Ledale to Barnes Jewish hospital for treatment of his hand.

Video: 48 Hours Live to Tell: An Officer and a Hero

Ledale Nathan Jr.'s car parked outside Barnes Jewish Hospital.

Ledale Nathan Jr.'s car was parked outside Barnes Jewish Hospital.

Video: 48 Hours Live to Tell: An Officer and a Hero

The black gun used by Mario Coleman in the home invasion

The black gun in the grass was used in the home invasion. Mario Coleman had tired to discard it when police chased him.

Video: 48 Hours Live to Tell: An Officer and a Hero

Police recovered Ida Rask's stolen gold jewelry from Mario Coleman's pocket.

Video: 48 Hours Live to Tell: An Officer and a Hero

In the trunk of Ledale Nathan Jr's. car, police found Gina Stallis' BlackBerry, which was stolen during the robbery.

Video: 48 Hours Live to Tell: An Officer and a Hero

The silver gun found in Ledale Nathan's car was the one used by Mario Coleman to shoot Isabella Lovadina and Nick Koenig and kill Gina Stallis.

The silver gun found in Ledale Nathan Jr's. car was the one used by Mario Coleman to shoot Isabella Lovadina and Nick Koenig and kill Gina Stallis. Mario Coleman and Ledale Nathan Jr. were both convicted and sentenced to life.

Video: 48 Hours Live to Tell: An Officer and a Hero

Police Officer Isabella Lovadina received a Medal of Valor for her heroism. In 2012, she retired from the St. Louis Police Department.

Video: 48 Hours Live to Tell: An Officer and a Hero

Rose Whitrock with grandsons Ben, left, and Sam. — CBS/Ron Hill

Rose Whitrock is raising her grandsons Ben, left, and Sam.

Video: 48 Hours Live to Tell: An Officer and a Hero

2009 X-ray shows the bullet lodged near Nick Koenigs's spine — Nick Koenig

This X-ray from 2009, shows the bullet lodged near Nick Koenigs's spine. Doctors feared removing it because doing so might paralyze him.

Video: 48 Hours Live to Tell: An Officer and a Hero

Nick Koenig holds up the bullet that he dislodged by coughing

Nick Koenig holds the bullet he coughed up 2 years and 6 months after he was shot during a home invasion at his grandmother's house at 902 Hickory in St. Louis, Mo.

Video: Nick on dislodging the bullet
Video: 48 Hours Live to Tell: An Officer and a Hero

20120 Nick Koenig X-ray sans bullet — CBS/Ron Hill

An X-ray taken in May 2012, of Nick Koenig, showing the absence of the bullet. Nick coughed up the bullet following a car accident in which he hit his head.

Video: Nick on dislodging the bullet
Video: 48 Hours Live to Tell: An Officer and a Hero