Two federal lawmakers from Colorado are calling on the U.S. Air Force to upgrade its fleet of firefighting planes. In a July ...

Eight candidates will go before southern Arizona voters at the ballot box Tuesday in special congressional primaries to replace longtime Democratic U.S. Rep. Raúl Grijalva, who died in March.

The election to replace the late Rep. Raúl Grijalva is ultimately expected to send a Democrat to Capitol Hill, putting ...