Watch CBS News

Wis. governor Scott Walker joins presidential primary

Name: Wis. governor Scott Walker joins presidential primary
Uploaded: 2015-07-13T16:20:20-0400
Duration: 36 s
Description: Wisconsin governor Scott Walker is set to formally launch his campaign for the presidency, making him the 15th Republican primary candidate. CBSN's Contessa Brewer previews the announcement.

Wisconsin governor Scott Walker is set to formally launch his campaign for the presidency, making him the 15th Republican primary candidate. CBSN's Contessa Brewer previews the announcement.