Behind the scenes at Davos 2016
A general view of Davos ahead of the annual meeting of the World Economic Forum in Davos, Switzerland, on Jan. 18, 2016. The World Economic Forum, hosted in Davos, runs from Jan. 20 - Jan. 23, 2016, and attracts heads of state, business leaders, visionaries and celebrities. More than 40 heads of state and governments will attend this year. The theme is, "The Fourth Industrial Revolution."
Follow CBS News' coverage of the World Economic Forum here.
Davos
Swiss special police officers observe the surrounding area from atop the roof of the Davos Congress Hotel ahead of the annual meeting of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 19, 2016.
Davos
Swiss special police officers observe the surrounding area from atop the roof of the Davos Congress Hotel ahead of the annual meeting of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 19, 2016.
Davos
A Swiss Army helicopter flies over the area ahead of the annual meeting of the World Economic Forum in Davos, Switzerland, on Jan. 19, 2016.
Davos
A Swiss military personnel armed vehicle patrols Davos ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
Swiss police officers control the area at the Davos Congress Centre ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 19, 2016.
Davos
A Swiss army soldier patrols downtown Davos ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
Swiss police officers observe the area at the Davos Congress Center ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 19, 2016.
Davos
The congress center is pictured ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
Workers prepare the congress centre ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
A staffer prepares the stage at the congress hall prior to the World Economic Forum in Davos on Jan. 18, 2016.
Davos
A worker prepares the congress centre ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
The logo of the World Economic Forum is seen on a window pane at the Congress Center prior to the forum's annual meeting in Davos on Jan. 18, 2016.
Davos
Police install anti slip mats at the Congress Center prior to the World Economic Forum annual meeting in Davos on Jan. 18, 2016.
Davos
A person passes by a logo of the World Economic Forum in the congress center ahead of the 2016 World Economic Forum in Davos, Switzerland, on Jan. 18, 2016.
Davos
A business jet arrives at the Swiss Air Force base in Duebendorf, Switzerland, on Jan. 19, 2016. The airport is used for arrivals and departures of participants of the the annual meeting of the World Economic Forum in Davos.
Media Village
A look at the "Media Village" at the World Economic Forum in Davos, Switzerland, on Jan. 22, 2016.
CBS News at Davos
CBS News senior producer Lulu Chiang, at the World Economic Forum in Davos, Switzerland, on Jan. 21, 2016.