Who is Ksenia Karelina? American ballerina jailed in Russia over $52 donation, freed in Trump-led swap

American ballerina Ksenia Karelina, imprisoned in Russia on treason charges for donating to a Ukraine-supporting charity, has returned to the US. Her release was secured through a prisoner swap involving Arthur Petrov, coordinated in Abu Dhabi. President Trump, who met Karelina, hailed the exchange.