FIRST ON CNN TONIGHT See the latest on President Obama's trip to Cuba and his conversations with Raul Castro. Rep. Darrell Issa 's demand follows CNN report of contact between the IRS and FEC . Issa demands the FEC turn over its records by August 21 . GOP warns of possible broader targeting of conservative groups ; Democrats dismiss assertion .
FIRST ON CNN : House Oversight chairman demands records of FEC contact with IRS . Rep. Darrell Issa 's demand follows CNN report of contact between the IRS and FEC . Issa demands the FEC turn over its records by August 21 . GOP warns of possible broader targeting of conservative groups ; Democrats dismiss assertion .