WINONA, Minn. – Police arrested a Winona man on suspicion of driving while high on marijuana, but specific charges were put on hold until the results of a a blood draw come back from the crime lab. Tyler Jpseph Monahan, 38, admitted smoking marijuana about an hour before he was stopped for a bad brake light, police said. Also, police said he failed sobriety tests on-scene. The stop was about 8:30 p.m. at Broadway and Chatfield streets on the Far East End.