Spokane Valley firefighters are telling people to be careful while doing work around the house after a man accidentally died Monday morning. Fire crews responded to the 600 block of S. Carnahan Road. A caller told firefighters a man wasn't breathing and said he was stuck in a hole under his home head first. The initial call came in at 6:44 a.m. Fire crews responded to the home, but were not successful saving the man. Firefighters say the man, who has not been identified, died while trying to install plumbing underneath his home.