Athletics transferred LHP Brett Anderson from the 15-day disabled list to the 60-day disabled list.
Brett Anderson (foot) remains in a walking cast and is still using crutches.
Brett Anderson (foot) has been playing catch the past two days on one knee.
Brett Anderson was diagnosed with a navicular stress fracture of his right foot and will be shut down for four weeks.
Brett Anderson (ankle) isn't sure when he'll be ready to come off the disabled list.
Brett Anderson said he had no issues with his right ankle during a rehab start with Double-A Midland on Sunday.
Brett Anderson (ankle) will throw around 85 pitches in his rehab start with Double-A Midland on Sunday.
Brett Anderson (ankle) is scheduled to make a minor league rehab start this Sunday.
Brett Anderson threw a 30-pitch side session on Wednesday and felt no discomfort in his right ankle.
Brett Anderson (ankle) will throw a bullpen session on Wednesday.
If Brett Anderson's (ankle) running session goes well Monday, he'll join the Athletics during their road trip and throw a bullpen session.
Athletics placed LHP Brett Anderson on the 15-day disabled list, retroactive to April 30, with a sprained right ankle.
Brett Anderson left Monday's game in the 18th inning after tweaking his injured right ankle.
The Athletics will skip Brett Anderson's (ankle) next turn in the starting rotation.