Apple Drags on Nasdaq-100 ETF as Facebook Prepares to Join Tech Index

The Nasdaq-100 PowerShares QQQ (NasdaqGM: QQQ) was firmly in the red Wednesday despite the Dow rallying more than 100 points. The divergence in these major stock benchmarks illustrates the sway that market giant Apple (NasdaqGS: AAPL) holds over tech indices. Apple shares were down more than 4%...