last week, sergei skipral and his daughter were found poisoned. they are in the hospital in critical stable condition. the russian government convicted sergei skipral of spying for the british and sent him to prison. in 2010 he arrived in the u.k. as part of a spy swap. this afternoon a british reporter asked vladimir putin whether he was behind the poisoning. >> translator: get to the bottom of things first. then we will discuss this. >> russian foreign ministry calls may's speech a circus show. the kremlin spokesperson says russia had nothing to do with the attack. >> translator: this russian citizen worked for one of the british intelligence agencies. the incident took place on british territory and therefore it has nothing to do with russia. let alone the russian leadership. >> state department official says the negatives will support its greatest ally, the u.k., as for a u.s. retaliation against russia for this, the officials as the british government has not asked the united states to join its