Markets saw corrections on Wednesday after sharp upswing in last two day. Investors concerned about rising inflation will be keeping a close eye on the Federal Open Market Committee FOMC as it publishes the minutes from its April meeting on Wednesday. The BSE Sensex ended at 49,902.64, down 290.69 points or 0.58%. The Nifty was at 15,030.15, down 77.95 points or 0.52%.