June 15 (UPI) -- The search for the man suspected of shooting two Minnesota lawmakers in a "politically motivated" attack continued for the second day Sunday as authorities urged residents to keep their doors locked and cars secured. State Rep. Melissa Hortman and her husband, Mark, were shot dead Saturday in their Brooklyn Park home, near Minneapolis. Earlier, State Sen. John Hoffman and his wife Yvette were wounded when a gunman shot them "multiple times" in Champlin. The suspect was later