Ukraine's interim Prime Minister visits the White House and Crimea referendum, CIA accused of spying on Senate intelligence committee, and the Republican party wins Florida congressional seat in special election. Joining Amy Walter of Cook Political Report: Susan Davis, USA Today; Ed O'Keefe, Washington Post; Indira Lakshmanan, Bloomberg News.
On the Webcast Extra, former Massachusetts Sen. Scott Brown has recently relocated to New Hampshire is planning a challenge to incumbent Sen. Jeanne Shaheen. After six hours of meetings with his Russian counterpart Sergei Lavrov, Secretary of State John Kerry's relationship is dissected by Bloomberg's Indira Lakshamanan. And an aid package for Ukraine has stalled in Congress, but Sen. John McCain has expressed his frustration.