Wheat futures fell sharply at the Chicago Board of Trade early on Tuesday amid pressure from expectations for growing supplies amid continued light demand, traders said. At 11:24 am CDT (1624 GMT), CBOT December wheat was down 9 cents at $4.46-3/4 a bushel. The contract hit a low of $4.41-1/4 earlier in the day. December corn up 1/4 cent at $3.39 a bushel.