The gathering was reportedly scrapped after US President Joe Biden pulled out This week's planned meeting of the heads of state of Ukraine’s backers in Germany has been canceled after US President Joe Biden announced he will not attend, Reuters reported on Wednesday, citing an e-mail sent by the US public affairs office at Ramstein Air Base. Radio Free Europe/Radio Liberty (RFE/RL) also reported the development, citing anonymous NATO sources. The gathering of the so-called Ramstein group at the