But investors showed no forgiveness for some of the other big losers of the past few sessions. WorldCom plunged another 92 cents or 28% to $2.86. AOL Time Warner slid 68 cents or 3.6% to $18.04. Tyco International dropped another $2.90 or 15% to $17, 60% below where it stood in January. Internet security firm VeriSign, which lost almost half its value on Friday, stumbled another $1.82 or 18% to $8.07.