♪ new poll show the deepening political toll of the george washington bridge scandal for government chris christie. his approval rating in the state has evaporated by 20 points since november and the percentage of those who find him very trustworthy has fallen by the same amount. while 54% still call him a strong leader, that's his lowest score since taking office. there are also reverberations in iowa where christie's potential presidential bid would begin. a des moines register poll shows 50% of iowans disapprove house he has handled the scandal. a showdown to determine whether stepan and kelly have to hand over documents. and christie wielded the for his