Police on Monday said they were stymied as to why a 27-year-old man shot his parents to death, then fired at three random people in a convenience store - two fatally - and then set his apartment on fire before killing himself in the complex's parking lot.
Five dead, one injured after man shoots up Maryland convenience store and kills his parents
Joshua Green had bought the gun legally in 2020, police said.
"As to why this occurred, we have no idea yet," Baltimore County Police Col. Andre Davis said at a news conference Monday morning, according to The Associated Press. "Our homicide detectives are tirelessly investigating a motive, but it appears that the shooter acted alone."
© Lloyd FoxBaltimore County Police Col. Andre Davis, left, and Police Chief Melissa Hyatt are shown at a news conference in Baltimore County on Monday, March 29. Investigators have "no idea" why a Maryland man fatally shot his parents at their home and gunned down two other people at a convenience store before setting fire to his apartment and killing himself.
Baltimore County Police Col. Andre Davis, left, and Police Chief Melissa Hyatt are shown at a news conference in Baltimore County on Monday, March 29. Investigators have "no idea" why a Maryland man fatally shot his parents at their home and gunned down two other people at a convenience store before setting fire to his apartment and killing himself. (Lloyd Fox/)
The first shooting report came in just before 7 a.m. Sunday at Royal Farms store in Essex, Maryland, when Green pulled into the parking lot and used his car to block in Alpha Elizabeth, 63, who had just parked outside the store and was sitting inside the vehicle, AP said.
Inside the store he fatally shot customer Silvester Day Jr., 44, near a cash register, then wounded a store employee, AP said.
© Provided by New York Daily NewsBaltimore County police investigate a shooting Sunday, March 28, at the Royal Farms in Essex, Md.
Baltimore County police investigate a shooting Sunday, March 28, at the Royal Farms in Essex, Md. (Amy Davis/)
That's when he returned home, set his apartment on fire and shot himself, leaving police to find the apartment engulfed in flames and Green dead in the parking lot.
When they went to his parents' home to inform them of their son's death, police found their bodies. Douglas Green, 58, and Olivia Green, 62, had been killed at their home in the town of Baldwin, The Baltimore Sun reported.