Multiple people were killed and several more injured in a knife attack on Friday at a festival in the city of Solingen in western Germany, according to German police. Düsseldorf police spokesperson Anja Kynast told CBS News that at least three people were killed and four others wounded in the attack. Solingen is located roughly 18 miles from Düsseldorf. Witnesses alerted police shortly after 9.30 p.m. local time to an unknown perpetrator having wounded several people with a knife on a central square, the Fronhof. Police said that the perpetrator was on the run, and that they so far had...