it is the fourth day in the standoff marked by even more bursts of gunfire. they battled al shabaab late overnight. it left 60 dead. nearly 200 injured including americans. the government there says it is in charge of the mall but the associated press says twitter messages from al shabaab says its militants are still holding their ground. not clear how many hostages were freed. the government says more than ten are arrested for questioning and the president there is expected to address the nation today. and back here at home, will they or won't they? a day of high stakes at the united nations. all eyes are on whether president obama will meet with iran's new leader face to face. tracie, good morning. it would be the first of its kind in three decades. do we think it's going to