text: AFTER THE BELL - After hours slows in light volume . NEW YORK 1996-08-27 Traders said on Tuesday after-hours activity was light . Both WorldCom Inc and MFS Communications Co Inc were trading but they moved in line with their close . WorldCom , which said it will buy MFS , shed 1-3/4 to close at 21 while MFS lost 3-8/16 to close at 41-5/16 . The New York Stock Exchange said its session one volume was 5,700 shares compared to 53,400 shares Monday . Session two volume was 4,153,800 shares compared to no volume Monday . The American Stock Exchange said there was no after-hours activity .