In the morning radio interview RMF FM, the head of the global Policy Bureau at KPRP Wojciech Kolarski announced that on Tuesday the gathering of president Andrzej Duda with General Keith Kellogg, a peculiar U.S. envoy for Ukraine and Russia will take place in Warsaw. As the Kolar minister announced, the intent of General Kellog's visit is to learn the position of the Polish president regarding the peace negotiations on Ukraine.