A self-proclaimed pickup artist who roams the streets of downtown Los Angeles has many people on alert. One of the videos Dan Cilley posted on YouTube shows him aggressively approaching women saying things like “Can I get an image of your butt? Are you 18 years old? Sorry if I creeped you out or anything. I don’t want to touch you or do you want to touch me?” In the footage, he’s the admitted “Downtown L.A. predator – that’s what people call me.” ... Blair Besten is the executive director of Historic Core Business Improvement District, which works with police...