The California Air National Guard has released a video of it tackling the wildfire at Yosemite National Park, which is now one of the largest ever in California:
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Most parts of the country will experience near unbroken sunshine after a chilly start to the day.
As the investigation into Khalid Masood continues, former acquaintances tell of violent incidents in the murderer's past.
Local authorities say the current system of Traffic Regulation Orders are time-consuming, expensive and bureaucratic.