More on MetroPCS Communications (PCS) Q3: net profit more than doubles to $193M from $69M a year earlier. The number of 4G LTE subscribers passes 1M from 700K+ at end of Q2. Operating costs -6%, with equipment expenses -23% to $266M. Net subscriber losses 312K vs expectations of 100K-234K. Churn -80 bps to 3.7%.