Father suspected of killing his three kids

BALTIMORE, March 30 (UPI) -- A father is suspected of killing his three children Sunday at a Baltimore hotel, police said.

Anthony Castillo, 6, and siblings Austin, 4, and Athena, 2, were killed at the Baltimore Marriott Inner Harbor at Camden Yards, The Baltimore Sun reported.

Hotel security guards received a phone call from a guest who said "he had killed three of his kids" and was considering doing harm to himself, said Officer Troy Harris of the Baltimore Police Department.

Mark Castillo hospitalized with what appeared to be self-inflicted injuries, police said.

The cause of the children's deaths was not immediately released, the newspaper said.