Mexico, Brazil track sell-off in global equities By: MarketWatch August 17, 2009 at 16:49 PM EDT Equities across Latin America drop sharply, in line with a global sell-off in stocks as investors worried about weak economic fundamentals. Read More >> Related Stocks: Cemex S.A.B. DE C.V. ADR Dow Jones Industrial Average (EOD) Gerdau S.A. ADR Petrobras - Petroleo Brasileiro S.A. Vale ADR Representing One Ord Shs