1. U.S. Attorney Kevin Ryan, the San Francisco-based federal prosecutor who wants to put two Chronicle reporters in jail for refusing to disclose their source of a grand jury transcript in the Balco steroids case, has stepped down.

2. House Judiciary Chairman John Conyers of Michigan and Rep. Tom Davis, R-Va., the top Republican on the House Oversight and Government Reform Committee, have asked Attorney General Alberto Gonzales drop his efforts to jail reporters Lance Williams and Mark Fainaru-Wada.

Here’s the AP story about Ryan’s resignation. And the Chron’s report on the letter from Conyers and Davis.