

Biden visits Poland, a complex ally on Ukraine's doorstep


By VANESSA GERA WARSAW, Poland (AP) — President Joe Biden’s visit to Poland on Friday gave him a chance to underscore the U.S. commitment to protect a key NATO member on Ukraine’s doorstep and to thank Poles for their generous welcome to refugees fleeing Russia's invasion. But Poland is also a complicated ally whose populist leaders are accused by some European partners of riding roughshod over democratic