The following is compiled from Howard County police reports. Descriptions of perpetrators are included only when the description makes identification possible.Oakland Mills Road, 7100 block, Dec. 30. Catalytic converter stolen from vehicle.Oakland Mills Road, 5700 block, 4:05 p.m. Dec. 28. Purse stolen from vehicle.Frietchie Row, 6500 block, Dec. 26. Credit cards stolen from vehicle.Little Patuxent Parkway, 10300 block, 5:57 p.m. Dec. 30. A store employee reported a male displayed a knife and fled with stolen merchandise. No one was injured.Columbia Road, 4900 block, Dec. 29-30. Catalytic converter stolen from vehicle.Little Patuxent Parkway, 10300 block, Dec. 28-29. 2016 black Hyundai stolen.Grand Banks Road, 5900 block, 11 p.m. Dec. 27. A resident reported he heard several gunshots and discovered bullet holes in his bedroom window and ceiling. No one was injured.Michaels Way, 9700 block, Dec. 29-30. Tools stolen from vehicle.Old Annapolis Road, 9800 block, 3:36 p.m. Dec. 28. Purse stolen from vehicle.Chaton Road, 9000 block, 12:55 a.m. Dec. 28. A resident reported a boy stole a bicycle from an attached garage.Stebbing Way, 9000 block, Dec. 27-28. Tires stolen from vehicle.Washington Boulevard, 9700 block, Dec. 27. Cash and credit cards stolen from vehicle.