By oakland4ever (66-233-77-188.chc.clearwire-dns.net - 66.233.77.188) on Monday, June 04, 2012 - 06:46 am:

From Melissa Lockard on Twitter.
Melissa Lockard ‏@oakclubhouse

Hearing that @whatwouldDOOdo - aka Sean Doolittle - is heading to the bigs. 48 K in 25 IP this year; 0.72 ERA. #Athletics

This ex hitter turned pitcher has been tearing up the minors at an absurd strikeout rate:
http://www.baseball-reference.com/minors/player.cgi?id=doolit001sea

48k in 25 IP with only 8 hits, 7 BB & 2 earned runs allowed.

Guessing they send down Norberto as they've plenty of left handers in the bullpen

By oaklandsi (24.41.151.247 - 24.41.151.247) on Tuesday, June 05, 2012 - 04:46 am:

Norberto went on the DL