Police on Tuesday identified the 21-year-old suspect accused of killing 10 people - including a policeman - in a hail of bullets at a Colorado supermarket, marking the United States’ second mass shooting in a week and adding to the state’s tragic history of deadly massacres. #Colorado #BoulderShooting #KingSoopers #Coloradoshooting #Boulder #Boulderpolice #ColoradoGroceryStore #News #Reuters Subscribe: http://smarturl.it/reuterssubscribe Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: http://reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en