On the heels of Matt Lauer‘s Map Room interview with Pres. Barack Obama yesterday, NBC has announced Brian Williams will sit down with Pres. Obama in the Oval Office. The interview will air on NBC Nightly News tomorrow night.

> Update: A network insider tells us Obama is doing interviews with all the nets. CBS’ Katie Couric, ABC’s Charlie Gibson, CNN’s Anderson Cooper and FNC’s Chris Wallace are scheduled to interview the president as well.