US imposing new Russia sanctions over fatal chemical attack

In this March 13, 2018, file photo, police officers guard a cordon around a police tent covering a supermarket car park pay machine near the spot where former Russian spy Sergei Skripal and his daughter were found critically ill following exposure to the Russian-developed nerve agent Novichok in Salisbury, England. The United States will impose sanctions on Russia for the country’s use of a nerve agent in an assassination attempt on a former Russian spy and his daughter. (Matt Dunham/AP, File)