re: Republicans Losing Redistricting Battle to Aggressive Democrats

Also, for those who would like to try their hand at drawing districts, the below link is pretty cool. You can draw the districts in every state at the voting precinct level, and there are data layers to mess around with for demographic and past electoral information.
Hone your own skills at gerrymandering
For most (not all) states, once you are done you can view the partisan/election breakdown of your new districts.