Alex Marquardt is an award-winning Senior National Correspondent based in the network's Washington, DC bureau.

Since rejoining the network in May 2017, he has helped lead the network's domestic and international breaking news coverage of the Las Vegas massacre, the historic hurricanes Harvey and Irma and the London Bridge attack.

Marquardt spent most of the past decade as a foreign correspondent for ABC News based in Beirut, Jerusalem and Moscow. During that time, he was on the front lines of the wars and uprisings in the Middle East, he reported on the unfolding refugee and migrant crisis and covered the wave of terror attacks across Europe. Marquardt was among the first correspondents in Cairo as the revolution exploded, he made many trips into Syria to report on the war from both the regime and rebel sides, he was on the ground in Gaza in 2012 and 2014 during the wars with Israel and traveled across Ukraine as Russia's military moved in.

Before his overseas career, Marquardt was an "embed" reporter with CNN during the 2008 presidential election. He traveled with and covered a number of candidates, including then-Senators Obama, Biden, and Clinton, as well as Governors Romney and Huckabee.

Marquardt has won Emmy and Edward R. Murrow Awards, notably for an undercover investigation of underage sex trafficking in the Philippines.

Marquardt got into journalism first as an NBC Page and then later as an anchor for Channel One News. He graduated from Georgetown University's School of Foreign Service after growing up Europe and the Middle East.