TSA says it screened a record of nearly 3 million people Sunday, and bigger crowds are on the way The Associated PressUS screens record 2.99 million air travellers in a single day Al Jazeera EnglishUS screens record-setting 2.99 million air passengers in single day Yahoo FinanceTSA sets new screening record ahead of busiest holiday travel FOX 5 AtlantaTSA preparing for record-breaking 32 million Fourth of July travelers WJLA