1/1
warren_060_041515.JPG
UNITED STATES - APRIL 15: Sen. Bernie Sanders, I-Vt., left, waits to speak as Sen. Elizabeth Warren, D-Mass., right, wraps up her speech during the United Steelworkers rally in opposition to the proposed 'Fast Track' bill, or Trade Promotion Authority, in UpperSenate Park on Wednesday, April 15, 2015. United Steelworkers president Leo Gerard is pictured center. (Photo By Bill Clark/CQ Roll Call)

UNITED STATES - APRIL 15: Sen. Bernie Sanders, I-Vt., left, waits to speak as Sen. Elizabeth Warren, D-Mass., right, wraps up her speech during the United Steelworkers rally in opposition to the proposed 'Fast Track' bill, or Trade Promotion Authority, in UpperSenate Park on Wednesday, April 15, 2015. United Steelworkers president Leo Gerard is pictured center. (Photo By Bill Clark/CQ Roll Call)

Copyright © 2015 CQ-Roll Call, Inc.