gregg: heavy gunfire now we re hearing in syria, killing at least 20 people in haames. new observers are heading to one of the hot spots to oversee a deal to end a bloody anti-regime descent which shows no signs of abating since erupt nothing march. heather: iran flexing its muscles in a interest that is vital to the us. they are launching massive naval exercises in the key passageway. the war games near the straight ostraight of hormutz will go on. the maneuvers could bring