Jeb Bush joins presidential primary field

Aired: 6/15/2015 | 0:11:33 | Clip
The field of presidential primary contenders is getting crowded. NPR’s White House correspondent Tamara Keith and the Cook Report’s Amy Walter talk with Hari Sreenivasan about how Jeb Bush’s candidacy will affect the race, as well as Hillary Clinton’s opinions on the Trans-Pacific Partnership and the defeat of the Trade Adjustment Assistance bill.