heidi jo castro, al jazerra, texas. >>> up next on al jazerra america, people in india are trying tod relief from a staggering heat wave as the country deals with some of the highest temperatures its had in over 50 years. >>> welcome back to al jazerra america, i am steffi sy. here are the headlines at this hour. a second city in iraq has fallen. half a million people are fleeing mosul as isil seized that city yesterday. also in iraq, at least 18 people are dead following three bomb blasts in dag dad, they occurred just a short while ago. the first public hearing on the bowe bergdahl case is happening this morning, defense secretary chuck hagel has been defending the administration's decision to negotiate his release without consulting congress, he said it was legal and in the nation's best interest. >>> people in india are suffering from a staggering heat wave right now. temperatures in india have recently soared to over 116 degrees, that's a 50 year high. as if that wasn't enough. people in the northern part of the country can't use air-conditioners because of blackouts. ♪ ♪ >>> i