Morning Joe 03/06/14

Rep. Cummings: Please do not shut my mic down

Rep. Elijah Cummings, D-Md., and Rep. Darrell Issa, R-Calif., exchanged words Wednesday during a House Oversight Committee hearing featuring former IRS official Lois Lerner. Chairman Issa prevented Cummings from speaking. Cummings joins Morning Joe to...

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