"Days before release of final maps, the commission is arming itself with legal counsel to battle challenges that some communities or ethnic groups have been shortchanged.
The California Republican Party and a former Democratic leader of the state Senate, Don Perata, are among critics laying groundwork for potential challenges to all or some of 80 Assembly, 40 state Senate, 53 congressional and four Board of Equalization districts set for release July 28.
'I don't think there's going to be any lack of challenge to the final work product,' Perata said.
The GOP is eyeing the possibility of a signature-gathering campaign to place district maps before voters next year, while Perata said he is talking to 'at least five different groups' about filing suit."
Redistricting panel expects court fight after it delivers maps
Sacramento Bee: