The Values Voters Summit is bringing out several possible 2016 candidates.
It could open new inquiry into potential campaign finance violations by governor's aides.
Paul will stump with a congressional candidate in late October among other events.
The swing includes a stop to boost North Carolina House Speaker Thom Tillis.
Elise Viebeck 09/23/14 03:33 PM EDT
A proposal from Sen. Lindsey Graham (R-S.C.) would ban abortion at 20 weeks.
It will be Christie's first visit to Iowa since July.
Julian Hattem 09/22/14 08:58 AM EDT
Paul said he wanted to use Silicon Valley's "brains to figure out how to win."
The potential 2016 hopeful slammed Hillary Clinton's handling of Benghazi, foreign policy.
Sens. Ted Cruz, Elizabeth Warren and Bernie Sanders voted against arming Syria.
The retiring senator doesn’t believe Hillary has already decided to run.