The Hoover Dam, in the Black Canyon of the Colorado river on the border between Arizona and Nevada, impounds Lake Mead, the largest reservoir in the US by volume. More from Eyewitness » 

Photograph: Joe Klamar/AFP/Getty Images

Aurora, Colorado: A relative of one of the victims of last week’s cinema shootings writes a message on a cross Photograph: Chip Somodevilla/Getty Images
  1. Matt McQuinn was shot dead after he dived in front of his girlfriend, Samantha Yowler, and her older brother to shield them from the gunfire Photograph: AP
  2. Micayla Medek lived in the Denver suburb of Westminster, Colorado, and attended Aurora Community College Photograph: AP
  3. Veronica Moser-Sullivan, six, the youngest of the victims. Her mother, Ashley Moser, remains hospitalised with gunshot wounds to her neck and abdomen Photograph: -
  4. Alex Sullivan was at The Dark Knight Rises premiere celebrating his 27th birthday and his first wedding anniversary Photograph: AP
  5. Alexander C Teves, 24, of Phoenix, earned a master’s degree in counselling psychology from the University of Denver in June Photograph: -
  6. Rebecca Ann Wingo had started a job several months ago as a customer relations representative at a mobile medical imaging company Photograph: Facebook

See our full tribute to the victims of the Aurora shooting in our gallery here.

Homes in Colorado Springs have been left as whitened shells after wildfires swept the area. More than 32,000 people have fled blazes in the area, which have been spread by shifting winds

Billy the Kid photograph sold at auction in Colorado for $2.3m

Detail of the only authenticated photograph of Billy the Kid, which has been sold at an auction in Denver. Photograph: AFP/Getty Images

Sole surviving image of notorious wild west outlaw had been expected to fetch no more than $400,000