Rebels must return to Yavin 4, where they destroyed the Death Star, this time to destroy Rebel data centers that were left behind.
These levels get tougher so I'm down to 2 stars and 1 star.
Mission 19 (2 Stars)
http://youtu.be/2X_PC6rcWro
Mission 20 (2 Stars)
http://youtu.be/sefwsY8EDYo
Mission 21 (1 Stars)
http://youtu.be/Y9288eYlCmw