Behind closed doors, GOP strategizes on how to block Trump

Aired: 3/18/2016 | 0:01:27 | Clip
As Donald Trump approaches the 1,237 pledged delegates who would secure his nomination as the GOP’s presidential candidate, the rifts within the Republican party grow ever deeper. On Thursday, a group of conservative activists met in a closed-door session in Washington, D.C., to discuss how to block Trump’s nomination.