"You run, they knock you down, and beat you with rebar": Ukrainian POW's 3-year hell in Russian captivity / Ukraine, Russia swap hundreds of prisoners as war rages on / Russia and Ukraine exchange 205 prisoners in fifth swap of the year / Release of Ukrainian prisoners in Russia key to any peace deal, rights groups say / Largest Russia-Ukraine prisoner swap takes place amidst declared 'truce' / 'Easter truce': Russia-Ukraine swap prisoners in largest exchange / Kremlin declines to comment on Russia-US prisoner swaps / 'Mom, you have no idea what they're doing to me'. Russian prison officers are 'honing their cruelty' on Ukrainian POWs -- then bringing their torture methods home / Prisoner swap between Russia, Ukraine discussed at talks in Jeddah -- Waltz / Kremlin suggests another US-Russia prisoner swap could be coming: report