(Salem, OR)  --  Salem police are searching for a man who's described as armed and dangerous.  Authorities say 20-year-old Sir Diamond Damien Gipson holed himself up inside a home on Lancaster Drive Northeast yesterday following a domestic disturbance.  A SWAT team was dispatched to the area, but police say Gipson managed to escape somehow.  Gipson is described as African-American, around five-feet-ten inches tall, and weighing around 150 pounds.