Manhattan District Attorney Alvin Bragg asked a federal judge Tuesday to block a House Judiciary Committee subpoena that seeks information on his office’s investigation into former President Donald Trump.A lawsuit filed in New York federal court seeks to block a congressional subpoena for testimony from Mark Pomerantz, a former special assistant district attorney who participated in the office’s investigation of Trump and his businesses.Bragg also asks the judge to preemptively block any further subpoenas for him or his employees from the committee helmed by Ohio Republican Rep. Jim Jordan, in what the filing calls an “unprecedently brazen and unconstitutional attack” on the state investigation.