HOMELAND SECURITY SECRETARY ALEJANDRO MAYORKAS, REP. MICHAEL MCCAUL, AND DR. ASHISH JHA, SUNDAY ON “THIS WEEK WITH GEORGE STEPHANOPOULOS”

       Alejandro Mayorkas

       Secretary of Homeland Security

       Exclusive

       Rep. Michael McCaul

       (R) Texas

       Exclusive

       Dr. Ashish Jha

       Dean, Brown University School of Public Health

       Plus, ABC News Chief Justice Correspondent Pierre Thomas and former Acting DHS Undersecretary for Intelligence and ABC News Contributor John Cohen analyze the latest developments in the New Orleans attack and Las Vegas explosion.

       . . . . . . . . . . . . . . . . .

       POWERHOUSE ROUNDTABLE

       Donna Brazile

       Former DNC ChairABC News Contributor

       Astead Herndon

       The New York Times National Politics Reporter

       Julie Pace

       Associated Press Executive Editor

       Reihan Salam

       Manhattan Institute President

       . . . . . . . . . . . . . . . . .

       And ABC News Senior National Correspondent Steve Osunsami reports on President Jimmy Carter’s memorial and legacy, and previews the week ahead honoring the late president.

       . . . . . . . . . . . . . . . . .

       Like “This Week” on Facebook here. You can also follow the show on Twitter here.