"He would not be making this trip if support in US wasn’t decreasing while Russians take out energy sources and bombard cities. This is a sales pitch to congress and public," Psaki wrote on Twitter.
She expressed confidence that Zelensky will see "many well deserved standing ovations" during his address to US Congress later in the day. The former spokeswoman also called the visit a "sales pitch to Congress and public."
Zelensky is due to visit the White House on Wednesday afternoon before delivering an address to a joint session of the US Congress in the evening, according to US officials.