professor david brady says both parties have the same problem, getting their members to compromise. republicans have to convince tea party and democrats have to convince moderates. >> i think it's sort of normal politics, exacerbated by the criticalness of the problem. again, exacerbated bite fact that markets don't like what's happening, and moreover there's the threat of a downgrade from moody's. >> brady does expect lawmakers to come to a compromise before the august 2nd deadline, but he says it will down to the wire. >>> the families of two uc berkeley graduates in prison in iran on is be pardon prisoners. bauer's fiancee, sarah shourd, was released last fall. tomorrow marks the two-year anniversary of their arrests. >>> a jet flying from new york crashed and broke in two while landing in the south american country of guyana. everyone on board survived. officials marveled that no one was killed. the caribbean airlines plane slid off the end of a rainy runway, stopping short of plunging into a ravine. 163 people were on board. about 100 of them were hurt, but just four of them se