Killer Sudoku, Difficulty 3

Puzzle 13959 Jan 26 January 2017
Puzzle 13969 Jan 28 January 2017
Puzzle 13979 Jan 30 January 2017
Puzzle 13994 Feb 2 February 2017
Puzzle 14004 Feb 4 February 2017
Puzzle 14018 Feb 6 February 2017
Puzzle 14048 Feb 12 February 2017
Puzzle 14096 Feb 18 February 2017
Puzzle 14126 Feb 24 February 2017
Puzzle 14136 Feb 26 February 2017
Daily Killer Sudoku