(Portland, OR)  --  Police are looking for a suspect in the murder of a Northeast Portland man.  Authorities describe 33-year-old Alex Rico Ortiz as a career criminal who's likely armed.  He's accused of killing Eleazar Herrera Villegas, who was found dead in his Northeast Sandy Boulevard apartment Monday, along with his dog.  Investigators say Ortiz is also the suspect in a sexual assault at a hotel near where the homicide took place.