BOSTON -- Nine blinking electronic devices planted at bridges and other spots in Boston threw a scare into the city Wednesday in what turned out to be a marketing campaign for a late-night cable cartoon. At least one of the devices depicts a character giving the finger. Highways, bridges and a section of the Charles River were shut down and bomb squads were sent in before authorities declared the devices were harmless. "It's a hoax -- and it's not funny," said Gov. Deval Patrick. Turner Broadcasting, parent company of Cartoon Network, said the devices were part of a promotion for...