Where is Mark Sanford? [UPDATE!] [UPDATED UPDATE!]

First lady Jenny Sanford told The Associated Press Monday that her husband [South Carolina governor and presidential hopeful Mark Sanford] has been gone for several days and she did not know where. She said she was not concerned.
The office of Lt. Governor Andre Bauer, who serves in the governor's absehttp://www.blogger.com/img/blank.gifnce, says they have contacted him and "he's fine." But the governor's staff won't confirm that report.
[From Metafilter]

He hasn't tweeted since the 22nd!

[UPDATED:]
Oh. He was hiking on the Appalachian Trail. On National Hike Naked Day. Fair enough.


[UPDATED UPDATE:]
COLUMBIA, S.C. - During a Wednesday news conference at his office in Columbia, Gov. Mark Sanford admitted to having an extra-marital affair — information that surfaced after his recent, secret trip to Argentina.

He said he "wanted to do something exotic" to unwind after losing a fight over federal stimulus money.