Gas prices and blaming Obama, supervisors' decision, dangers of more guns.
Letters on Joe Biden's cancer "moonshot," UA research budget, Hispanics and Hollywood.
Plus, other business news in brief.
Tucson has the state's lowest average price at $1.85 per gallon, AAA says.
Tucson average drops five cents in a week, AAA says.
Also, in other business news in brief, Raytheon among innovation honorees.
Also, in local business news in brief, Tucson-based CyraCom opens new call center in Florida.
Tucson kept the state's lowest average gas price.
Tucson keeps state's lowest prices, AAA says.
State average price falls more than a nickel in a week, AAA says.
Plus, in other business news in brief, new Sidewinder ready for full production.
Tucson prices drop 7 cents in a week.
Tucson keeps the state's lowest prices.
But prices rose nationally this week, according to AAA.
Low crude-oil prices and ample supplies send gas prices down.
They edge down for sixth week in a row.
Arizona motorists saw gas prices fall this week, even as prices edged up nationally, according to AAA Arizona.
Trend attributed to flattening crude-oil costs, refinery gains.
Gas prices spike on crude-oil costs, slow supply buildup
Gas prices slip; Raytheon touts key milestones for new air-to-air missile.