By CNN

A bipartisan group of senators traveled to Afghanistan, Pakistan and the United Arab Emirates over the Fourth of July holiday, visiting US troops serving overseas as well as meeting with high-level government officials from the three nations.

Lead by Arizona Republican Sen. John McCain, the delegation included Democratic Sens. Elizabeth Warren of Massachusetts and Sheldon Whitehouse of Rhode Island as well as Republican Sens. Lindsey Graham of South Carolina and David Perdue of Georgia.

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