ABC News president Ben Sherwood is changing up a couple of correspondent assignments, while bringing on a new reporter: Reena Ninan, late of Fox News.

Ninan is joining the Washington, DC bureau after covering the Middle East for FNC. Ninan spent much of the past year reporting on  the Arab Spring from Libya, Egypt, Jordan, Gaza and the West Bank.

Also announced, Jim Avila, who has been based in New York, is relocating to Washington, D.C. where he will be Senior National Correspondent overseeing a new investigative unit focused on food, drug, airline and environmental safety issues. He’ll continue to contribute to “20/20” specializing in law and justice. Avila was the lead reporter on the death of Michael Jackson and the trial of Dr. Conrad Murray. And Lisa Stark, who has been covering federal policy, including transportation and the FDA, will now cover lifestyle stories for ABC News.