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UNITED STATES - DECEMBER 05: Rep. Tim Murphy, R-Pa., attends a news conference in the Capitol Visitor Center to call on the Senate to pass mental health reform legislation, December 05, 2016. (Photo By Tom Williams/CQ Roll Call) (CQ Roll Call via AP Images)
UNITED STATES - DECEMBER 05: Rep. Tim Murphy, R-Pa., attends a news conference in the Capitol Visitor Center to call on the Senate to pass mental health reform legislation, December 05, 2016. (Photo By Tom Williams/CQ Roll Call) (CQ Roll Call via AP Images)

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Embattled congressman to resign

CNN's Phil Mattingly reports on the announcement from Rep. Tim Murphy.

Embattled congressman to resign

CNN's Phil Mattingly reports on the announcement from Rep. Tim Murphy.