Tony Snow was released from a Washington state hospital yesterday, and was back to his second job this afternoon — filling in for Bill O'Reilly on the Radio Factor.

Snow was asked about the hospitalization from a caller, and gave a more detailed explanation. "No biggie," he said. "I got wonderful care there and I'm out." Johnny Dollar has the audio from the exchange.

Snow was named a CNN commentator on Monday, and appeared on Larry King Live that night. TVNewser is hearing Snow is set to make his first appearance on CNN since LKL in the 5pmET hour of The Situation Room today.

> Update: Snow discussed his hospitalization today with Wolf Blitzer. There reason was not "exhaustion," as first reported. Click continued to see the segment...