As Tim reported last night, we're expecting official news on DADT repeal certification today.
The White House Daily Guidance notes this meeting on the President's schedule:
2:45 PM THE PRESIDENT meets with Secretary of Defense Panetta and Admiral MullenChris Johnson has confirmed that the three leaders will discuss DADT repeal certification:
Oval Office
Shin Inouye, a White House spokesperson, said this afternoon President Obama will meet with Defense Secretary Leon Panetta and the Chairman of the Joint Chiefs of Staff Adm. Mike Mullen to review the certification of the repeal of "Don’t Ask, Don’t Tell."