Four members of Congress will visit Duke University on Wednesday to examine research on airport security.

Rep. Richard Hudson of Concord, chairman of the House Transportation Security Subcommittee, will visit Duke's Fitzpatrick Center. He will be joined by Reps. George Holding and David Price of North Carolina and Rep. Sheila Jackson Lee of Texas.

They will look at research being conducted to advance passenger screening technology. Duke ranks among the top universities in research grants from the Department of Homeland Security. The university’s research has focused on screening. The group will meet with President Richard Brodhead and then tour the lab.