(PHILLIPSTON, Pa.) -- Three men were killed after a boat overturned Saturday morning on the Allegheny River in Pennsylvania.
A fourth man in his 70's was found conscious underneath the 21-foot boat, according to ABC News affiliate WTAE-TV, but his condition at a nearby hospital was not immediately available.
Among the victims were a father and son, WTAE-TV reports.
The men were reportedly fishing near their camp in Armstrong County, according to WTAE-TV, and emergency officials responded to someone reporting the incident at 6:30 a.m.
Officials said they were investigating the cause of the accident.
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