it has been a wild past few days for the dow jones industrial average. look at this. the swings. last thursday, down 138 points. closed for good friday. stocks popped on monday. two straight losses and big gain on thursday. verizon losing wireless customers for the first time ever. 307,000 people left the carrier in the first quarter. investors followed. the stock plunged at the open, but clawed back and finished down 1%. that was happening as the broader market was posting solid gains. the company's earnings missing estimates thanks to lower overage fees and more customers are choosing unlimited plans. a big reason for the disappointing results? competition. competition from sprint and lots of competition from t-mobile. that is taking a toll on verizon. look at the ceo taking the