Rumors from SAR: The Sony A38 (Successor of A37) and Sony A58 (Successor of A57) are to be announced in March-April, 2013. And Sony A78 (Successor of A77) to be announced in the second half of this year.
There are also several lenses to be expected in 2013. They are the 50mm Zeiss, the 70-200mm, the 70-400mm and a new 18-135mm DT lens.
via: SAR