tonight, several developing stories. president, now calling it a witch hunt. new questions over contact with the russians. first, michael flynn, now jeff sessions recusing himself. also tonight, the 25-car pileup on a major interstate. 30 people rushed to hospitals. the rescues, and the pictures coming in tonight. the multistate manhunt. the desperate call to 911. the stunning moment in the heartland. the drive-by in broad daylight. new action after this