[Chart courtesy of MarketWatch.com] 1. Moving The Markets U.S. indexes fell across the board on Tuesday (see above chart), largely due to drops in blue-chip stocks such as Exxon Mobil (XOM), Verizon (VZ) and American Express (AMEX), which all fell more than 1% on the day. One of the biggest market movers today was Vertex Pharmaceuticals (VFTX). The stock gained …