The Campaign for Primary Accountability, a super PAC that has targeted incumbent members of Congress, raised more than $645,000 in March, federal documents show. A notable and controversial donation of $25,000 came from House Majority Leader Eric Cantor.

The sudden departure of trusted House Majority Leader Eric Cantor aide Brad Dayspring late last week followed a heated, nearly physical confrontation with another senior Cantor staffer over the unveiling of a major GOP initiative.

Speaker John Boehner (R-Ohio) and Majority Leader Eric Cantor (R-Va.) are being prodded by their House GOP colleagues to work through their battle-scarred relationship.