Toronto stocks fall 100 points as key sectors drop

TORONTO, March 28 (Reuters) - The Toronto Stock Exchange's main index fell more than 100 points on Friday afternoon as weakness in the key energy, financials and materials sectors more than offset gains made by BlackBerry maker Research In Motion Ltd (RIMM.O: Quote, Profile, Research)(RIM.TO: Quote, Profile, Research).

The S&P/TSX composite index .GSPTSE was down 100.40 points, or 0.75 percent, at 13,305.38 in early afternoon trade. (Reporting by Wojtek Dabrowski; Editing by Peter Galloway)