MILWAUKEE -- At least 15 young people dragged a motorist out of his car and kicked and punched him, causing severe head trauma, after he honked his horn to get them to move out of a street, police said. It was the latest in a series of mob beatings in the city. The 50-year-old man was in critical condition Tuesday and it was unclear whether he would survive, police spokeswoman Anne E. Schwartz said. Schwartz said the man was driving alone on the city's north side late Monday when he honked at the group of young people in the middle...