He's coming back on Tuesday, National Journal's Kathy Kiely reports:

"After several days of deliberation and discussion, I have determined that suspending Keith through and including Monday night's program is an appropriate punishment for his violation of our policy," MSNBC President Phil Griffin said in a statement issued Sunday night. "We look forward to having him back on the air Tuesday night."

All told, Olbermann will miss two of his regular slots -- Friday and Monday -- as punishment for his political donations.

Read the full story at National Journal.