WASHINGTON (CNN) -- White House press secretary Tony Snow, who is undergoing treatment for cancer, will step down from his post September 14 and be replaced by deputy press secretary Dana Perino, the White House announced Friday. White House press secretary Tony Snow will step down from his post on September 14. President Bush told reporters Friday that he will "sadly accept" Snow's resignation. Flanked by Snow and Perino in the White House press room, the president spoke warmly of his departing press secretary. "It's been a joy to watch him spar with you," Bush told reporters. Watch the announcement about Snow leaving »
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President Bush says Tony Snow "will battle cancer and win"  Job of press secretary "has been a dream for me," Snow says  Snow leaving on September 14, will be succeeded by Dana Perino
@placeholder announced March 27 that Snow's cancer had recurred, and that doctors had removed a growth from his abdomen the day before.