(Portland, OR)  --  Police say a man who was killed in a crash in Southeast Portland was seen using inhalants prior to the wreck.  Thirty-year-old Leo Luke Limbrunner died in the crash, which was reported around 5:30 yesterday morning at the intersection of Southeast 151st and Main.  Police say the car slammed into a tree, killing Limbrunner and his dog.  Authorities say speed was likely a factor in the crash.