SB1070, Arizona’s controversial immigration law, takes effect today. Although District Court Judge Susan Bolton nixed major portions of the law, including the police mandate to check peoples’ papers, Arizona–and the country–are still reacting. Here’s a media roundup of what’s happening:

Reuters has a helpful Factbox on what provisions of the law were blocked, and which will continue.

Arizona tourism faces a negative impact. At least 40 groups have canceled meetings or conventions in Arizona since Gov. Jan Brewer signed a new immigration bill, said Kristen Jarnagin, a spokeswoman for the Arizona Hotel & Lodging Association. (CNN)

The bill is helping some Republicans solidify their anti-immigration platform; Democrats, meanwhile, are galvanizing their Latino bases. (CBS)

This may go all the way up to the Supreme Court. (Wall St. Journal)

Mexico is preparing for an influx of fearful Arizona immigrants; others are going to other US states just to be on the safe side. (CS Monitor)

It’s worth watching to see how this actually plays out, or if it just ends up as another loud, but ultimately impotent political battle.