<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?sergei viktorovich skripal ni afisa wa zamani wa intelijensia katika jeshi la urusi aliekuwa akiitumikia pia idara ya ujasusi ya uingereza katika miaka ya 1990 na mwanzoni mwa 2000.  <response>: skripal, a former russian military intelligence officer, served as a double agent for the united kingdoms intelligence services in the 1990s and early 2000s. 