Teens hung out in a room with a gun. Now a Maryland father mourns.

Quentin Palmer was on his way to work last Saturday afternoon when he detoured to drop off flowers he bought from a roadside stand for Mother’s Day. He delivered them to his son’s mother in Beltsville, Maryland, and only briefly spoke to the teenager, Derrick Palmer, who had two friends visiting that day. --SNIP-- Officers recovered two 9mm Glock handguns, one of which had an “obliterated serial number,” and a 9mm Polymer 80 “ghost gun” handgun with a 30-round extended magazine and machine gun conversion switch, according to the charging documents. The documents note the guns were found in the...