Asterisk Sudoku 2013 - 1

Today's Puzzle is an Asterisk Sudoku.

Rules of classic sudoku apply. Additionally, the 9 marked cells contain digits 1 to 9 without repetition.

Daily League - Clone Sudoku

At the Daily League that was started on Facebook, today we have the clone sudoku by Fred Stalder.

Rules of classic sudoku apply. The Gray areas are clones. digits in the clone areas are always at the same respective position.

Clicking on this link will take you to Fred's blog where the image is hosted along with some other world class sudokus.