Poll: Rubio leapfrogs Bush & Walker to lead the GOP pack

Poll: Rubio leapfrogs Bush & Walker to lead the GOP pack http://t.co/zY0rPzozd2 pic.twitter.com/J1A9jv1250

— The Hill (@thehill) April 23, 2015

Rubio tops Republican 2016 field in a second poll: http://t.co/YfYyjnYcPK pic.twitter.com/21EiykhaR2

— The Hill (@thehill) April 24, 2015