nasa s curiosity rover expected to land on mars tonight. plus, fires in oklahoma raging out of control. tens of thousands of acres scorched. those numbers could go up. and later allowed to have a boyfriend? no. you allowed to party on the weekends? no. allowed to take a few days off and not train when she s worn out? no. a lifetime of sacrifices may lead to a necklace of gold. regardless of performance, three american boxers will make history in london just by showing up. good morning, everyone, i m randi kaye. it is 7:00 on the east coast, 4:00 a.m. on the west. thanks for starting your morning with us. the sounds of gunfire and artillery ringing out in the besieged syrian city of aleppo. rebels say more government troops are advancing on them. they re bracing for a showdown. the opposition says security forces have killed at least 17 people across syria today. u.s. secretary of state hillary clinton plans to attend talks in neighboring turkey next we