Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
The latest news on the crisis in Ukraine, plus a look at the technology aiding in search for Flight 370.
Washington (CNN) - House Oversight Committee Chairman Darrell Issa demanded Wednesday that the Federal Election Commission turn over records of more than five years of communications with the Internal Revenue Service - a move that significantly expands the California Republican's ongoing probe of alleged federal targeting of conservative groups.
In a letter to FEC Chairman Ellen Weintraub - a Democrat - Issa cited CNN reporting on Monday that raises "the prospect of inappropriate coordination between the IRS and the FEC about tax-exempt entities."