A man burst into a US business,fatally shooting the Israeli-born owner and three others before shooting himself and family officials said on Friday. Police have not revealed the name or apparent motive of the shooter who injured at least four others in the Thursday afternoon attack in Minnesota. They said a search of the suspect's home turned up nothing. Reuven Rahamim,61,was shot to death in "a senseless act of violence,'' son-in-law Chad Blumenfield said in a statement. Authorities have not revealed the names of the others who died. Rahamim was born and raised in Israel and served as a soldier in the Israeli army before coming to the U.S.,Blumenfield said. Minnesota Gov. Mark Dayton expressed his condolences. "I deplore this senseless violence," Dayton said. "There is no place for it anywhere in Minnesota."