N.C. state trooper under investigation over BLM comment By The Associated Press | January 12, 2021 at 3:58 PM EST - Updated January 12 at 5:07 PM RALEIGH, N.C. (WECT) - A North Carolina State Highway Patrol trooper is under investigation following a social media post in which he described the Black Lives Matter movement as a âracist money laundering hate group.â WRAL reports Master Trooper Mark Melvin posted the comment to Facebook in December. Itâs since been deleted. On Monday, Melvin was placed on administrative duty while an internal investigation continues. WRAL also reported that Melvin tagged himself on Facebook as present at the U.S. Capitol siege and posted pictures.