Bayer dumped Monsanto name, but not its costly troubles

For Bayer, the cost of buying Monsanto is proving higher than the $66 billion it paid for the U.S. agrochemical company. The German pharmaceutical giant is grappling with a tide negative publicity regarding Monsanto's Roundup weed killer, and getting punished by investors in the bargain.Two months after completing its purchase of Monsanto, Bayer is looking at a drawn-out legal scrimmage over claims the herbicide produced by U.S.-based Monsanto causes cancer. Shares of Bayer have slumped this wee