CNN

CHICAGO, Illinois (CNN) - President-elect Barack Obama will hold the first meeting of his national security team on Monday in Chicago, according to a transition aide for the incoming administration.

Participants will include, among others, Vice President-elect Joe Biden, Defense Secretary Robert Gates, Secretary of State nominee Hillary Clinton, Attorney General nominee Eric Holder, Homeland Security Secretary nominee Gov. Janet Napolitano and Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, according to a source who was briefed on the planning.