Supporters of Arizona's new law cracking down on illegal immigration are planning to rally at the state Capitol on Saturday. The rally follows dueling events last weekend that drew thousands of opponents and supporters of the law. This weekend's rally could be muted by soaring temperatures expected to hit 107 degrees. Rally organizer Daniel Smeriglio says the rally is a grass roots effort and participants are traveling from around the U.S. to attend. Smeriglio says they will be providing lots of water and are asking participants to bring umbrellas and wear sunscreen. Former Republican Congressman Tom Tancredo of Colorado, GOP...