Alameda police arrested Shane Killian, 54, after the shooting, authorities announced last week. The victims were the suspect's wife, father-in-law, mother-in-law and his two sons, police said.

Shane Killian, 54, stands accused of four counts ... The defendant killed his wife, his 6-year-old son, his mother-in-law, and his father-in-law, police say. Killian is also alleged to have ...

Police arrested Shane Killian on suspicion of murder ... but confirmed they are Killian's mother-in-law, father-in-law, wife and two minor sons. Four victims died at the scene, including the ...