Iraqi forces carried out operations to recapture the city of Tikrit on Thursday, hours after warplanes from the U.S.-led coalition launched airstrikes on Islamic State targets in the city. An Iraqi military officer told the Associated Press that clashes intensified as Iraqi troops and special forces moved toward the center of Tikrit. ________________________________ U.S. Secretary of State John Kerry said before his meeting with Iranian Foreign Minister Mohammed Javad Zarif that the alternative to a deal is letting Iran expand its nuclear program "full speed ahead. 周四,由美国领导的,对伊斯兰国位于提克里特市目标实施的联合空袭数小时后,伊拉克军队发动攻势夺回该市.一名伊拉克军官告诉美联社,伊拉克部队和特种部队向提克里特市中心进攻,战斗非常激烈. __________________________________美国国务卿约翰`克里称,除了与伊朗外长穆罕默德`贾瓦德`扎里夫会谈外,另一种方法则是让伊朗"全速前进"其核计划.