Police seek man, 49, missing since Friday

There were signs that Adam Lo’s mental condition was deteriorating.The Vancouver man accused of using his SUV to kill 11 people at a Filipino festival on April 26 contacted police the day before the attack, complaining of strange smells in his vehicle – one of more than 100 police interactions over the past two decades, most of them self-initiated and in the past few years, according to a source with knowledge of Mr. Lo’s contact with authorities.