His choice of Gates, Clinton, and Jones reflects his goal of building a bipartisan cabinet.
The vocal immigration reformer brings border-state experience to the post.
Mining companies stake claims on federal land adjoining the park, while opponents say drinking water will be at risk.
Even in Arizona his rift with the far right is cutting into his 'favorite son' appeal.
They need to pick running mates with strong résumés.
It is fast tracking bills that would allow the state to admit temporary workers from Mexico.
Targeting lairs for hiding illegal immigrants, law-enforcement officials claim strides in breaking up human-smuggling rings.