Ben Carson turns from competitor to Trump team member

Aired: 5/4/2016 | 0:08:06 | Clip
Dr. Ben Carson started the election cycle as one of Donald Trump’s more popular rivals, before falling support led him to suspend his campaign. In March, Carson threw his support behind his erstwhile opponent. Since then has been one of Trump’s most vocal advocates, and will now help select the GOP nominee’s running mate. Judy Woodruff talks to Carson about his journey from rival to supporter.