David Chipman, a two-decade veteran of the A.T.F. who serves as an adviser to a major gun control group, is set to appear in front of the U.S. Senate Judiciary Committee starting in the morning.
David Chipman, a two-decade veteran of the A.T.F. who serves as an adviser to a major gun control group, is set to appear in front of the U.S. Senate Judiciary Committee starting in the morning.