News release: "comScore, Inc., a leader in measuring the digital world, today released its monthly comScore qSearch analysis of the U.S. search marketplace. Google Sites led the explicit core search market in March with 66.4 percent of search queries conducted. U.S. Explicit Core Search: Google Sites led the U.S. explicit core search market in March with 66.4 percent market share, followed by Microsoft Sites with 15.3 percent and Yahoo! Sites with 13.7 percent. Ask Network accounted for 3.0 percent of explicit core searches, followed by AOL, Inc. with 1.6 percent."