• Fire crews walk on U.S. Highway 20 as a fire approaches near Clearlake, Calif., Monday, Aug. 3, 2015. Cooler weather helped crews build a buffer Monday between a raging Northern California wildfire and some of the thousands of homes it threatened as it tore through drought-withered brush that hadn't burned in years. (AP Photo/Terry Chea)

    Raging Northern California wildfires prompt evacuations

    LOWER LAKE, Calif. (AP) — Firefighters were working aggressively to regain control after a raging Northern California fire jumped a highway that had served as a containment line for the massive blaze — one of 20 wildfires burning in California.

  • Firefighters spray a hose at a fire along Morgan Valley Road near Lower Lake, Calif., Friday, July 31, 2015. A series of wildfires were intensified by dry vegetation, triple-digit temperatures and gusting winds. (AP Photo/Jeff Chiu)

    Wildfire raging north of San Francisco threatens homes

    LOWER LAKE, Calif. (AP) — Wildfires blazing in several Western states Sunday chewed up forests and threatened homes but were most numerous in Northern California where dozens are raging and setting off evacuations.

  • President Barack Obama speaks about his Clean Power Plan, Monday, Aug. 3, 2015, in the East Room at the White House in Washington. The president is mandating even steeper greenhouse gas cuts from U.S. power plants than previously expected, while granting states more time and broader options to comply. (AP Photo/Andrew Harnik)

    Who wins and loses under Obama’s stricter power plant limits

    WASHINGTON (AP) — President Barack Obama sought to clamp down Monday on power plant emissions with a federal plan that — if successful — would attempt to slow global warming by dramatically shifting the way Americans get and use electricity.

  • In this image takem from a November 2012 video made available by Paula French, a well-known, protected lion known as Cecil strolls around in Hwange National Park, in Hwange, Zimbabwe. Zimbabwe's wildlife minister says extradition is being sought for Walter Palmer, the American dentist who killed a Cecil.  (Paula French via AP)

    Zimbabwe accuses 2nd American of illegally hunting lion

    HARARE, Zimbabwe (AP) — Zimbabwe has accused a Pennsylvania doctor of illegally killing a lion in April, as it seeks to extradite a Minnesota dentist who killed a well-known lion named Cecil in July.

  • In this July 25, 2015 file photo, Republican presidential candidate Donald Trump speaks in Oskaloosa, Iowa. Trump, widely believed to the be the wealthiest American ever to run for president, is nowhere among the ranks of the country’s most generous citizens, according to an Associated Press review of his financial records and other government filings. (AP Photo/Charlie Neibergall, File)

    Proof of Trump’s charity giving elusive

    WASHINGTON (AP) — Donald Trump, widely believed to be the wealthiest American ever to run for president, is nowhere among the ranks of the country’s most generous citizens, according to an Associated Press review of his financial records and other government filings.

  • Sunday, August 2, 2015

    Who wins and loses under Obama’s stricter greenhouse gas emission limits for power plants

  • Alois Jnabl of Austria exits the water during the men's triathlon ITU World Olympic Qualification Event in Rio de Janeiro, Brazil, Sunday, Aug. 2, 2015. The World Olympic Qualification is a test event for the Rio 2016 Olympics. (AP Photo/Felipe Dana)

    IOC to order tests for viruses at Rio’s Olympic water venues

    RIO DE JANEIRO (AP) — The International Olympic Committee said Sunday it will order testing for disease-causing viruses in the sewage-polluted waters where athletes will compete in next year’s Rio de Janeiro Games.

  • In this image takem from a November 2012 video made available by Paula French, a well-known, protected lion known as Cecil strolls around in Hwange National Park, in Hwange, Zimbabwe. Zimbabwe's wildlife minister says extradition is being sought for Walter Palmer, the American dentist who killed a Cecil.  (Paula French via AP)

    Zimbabwe alleges 2nd American involved in illegal lion hunt

    HARARE, Zimbabwe (AP) — Now there are two: Zimbabwe accused a Pennsylvania doctor on Sunday of illegally killing a lion in April, adding to the outcry over a Minnesota dentist the African government wants to extradite for killing a well-known lion named Cecil in early July.

  • In this Jan. 20, 2015 file photo, a plume of steam billows from the coal-fired Merrimack Station in Bow, N.H.  President Barack Obama on Monday, Aug. 3, 2015, will unveil the final version of his unprecedented regulations clamping down on carbon dioxide emissions from existing U.S. power plants. The Obama administration first proposed the rule last year. Opponents plan to sue immediately to stop the rule's implementation. (AP Photo/Jim Cole, File)

    Obama to mandate steeper emissions cuts from US power plants

    WASHINGTON (AP) — Aiming to jolt the rest of the world to action, President Barack Obama moved ahead Sunday with even tougher greenhouse gas cuts on American power plants, setting up a certain confrontation in the courts with energy producers and Republican-led states.

  • In this Jan. 20, 2015 file photo, a plume of steam billows from the coal-fired Merrimack Station in Bow, N.H.  President Barack Obama on Monday, Aug. 3, 2015, will unveil the final version of his unprecedented regulations clamping down on carbon dioxide emissions from existing U.S. power plants. The Obama administration first proposed the rule last year. Opponents plan to sue immediately to stop the rule's implementation. (AP Photo/Jim Cole, File)

    Obama to unveil final power plant emissions limits on Monday

    NEW YORK (AP) — President Barack Obama will impose even steeper cuts on greenhouse gas emissions from U.S. power plants than previously expected, senior administration officials said Sunday, in what the president called the most significant step the U.S. has ever taken to fight global warming.