Adobe Labs has today published Camera Raw 5.6 and Lightroom 2.6 (Release candidate versions) for Mac and Windows. Camera Raw 5.6 and Lightroom 2.6 are now available for download from Adobe Labs.
Release Notes: Newly supported camera models include:
Canon EOS 7D
Canon PowerShot G11
Canon PowerShot S90
Leaf Aptus II 5
Mamiya DM22, DM28, DM33, DM56, M18, M22, M31
Nikon D3s
Olympus E-P2
Pentax K-x
Panasonic FZ38
Sigma DP1s
Sony A500
Sony A550
Sony A850