The major development at the CBOT on Monday was that bears finally gained full control of the corn and soybean markets with multiple bearish headlines allowing them to do so. Trade tensions between the U.S. and China and slow political progress on Capitol Hill pressured the soy complex overnight, and corn succumbed to spillover selling during the day session. Funds happily expanded their short positions in corn and quickly lightened up on any soy complex longs as well. The bullish news for the day came from wheat where escalating attacks between Russia and Ukraine created a sharp, early-day rally. That rally faded through the afternoon, however, and wheat finished with modest gains. Still, the wheat markets are trying to flash some bullish...