it is a fluid situation. we do know based on nbc reporting a senior administration official does say the u.s., they can confirm that something has hit poland they do not know what that is. it's not confirmed that it was a russian missile, and that is why we continue to watch. >> a lot we don't know "closing bell" will pick up the story and more now >>> stocks pulling back from their highs in afternoon trading after reports saying russian missiles had crossed into poland killing two people welcome, everyone, to "closing bell," i'm sara eisen. you can see the dip into the red. on the breaking news out of poland, treasuries also were bit up all day long. they get a sdrtronger bid, safe haven bonds. a cnbc political contributor, we turn to him on geopolitical