Joe Biden’s town hall event in Kenosha, Wisconsin, Thursday was marred by a number of controversial and eyebrow-raising incidents, including the Democratic candidate claiming that the lightbulb was not invented by Thomas Edison, and a questioner refusing to adhere to a pre-written script she was “told to go off.” Biden said during the event that a black man invented the light bulb – and “not white guy named Edison.” -snip- Participants at the event, meanwhile, appeared to have been screened prior to the town hall, where they were “told to go off” a prepared script, according to one woman’s remarks....