Graham would figure to use his South Carolina home base to his advantage for any potential run, since the Southern state is typically the third to hold a nominating contest in presidential election years.
Senate supporters of the Keystone XL pipeline, which would transport crude oil from a private Canadian company to Texas oil refineries, failed to get the 60 votes needed to limit debate on the controversial project.
While he hasn't officially declared his presidential candidacy, former Massachusetts Governor and Republican presidential nominee Mitt Romney focused particular attention on the poor and middle class at a speech in Mississippi Weds.
Louisiana's two-term Republican Gov. Bobby Jindal opened an all-day prayer rally that drew thousands to LSU. Critics argued the American Family Association, the group hosting the rally, promotes discrimination.
Shannon Maureen Conley of Arvada, Colo., was sentenced to four years in a federal prison for conspiring to provide material support to Islamic State, designated by the US government as a foreign terrorist organization. She had planned to fly to Syria join ISIS.