Yulia Navalnaya, Putin took Alexei's body hostage, she says. She accuses Putin of taking the opponent's body to force her mother to accept a burial.

"Nine days since Putin killed my husband... but apparently killing wasn't enough, now he has taken his body hostage," the widow said with a trembling voice in a published video online. The widow vowed to continue the fight for her husband who died in a Russian prison, she said in a video posted online.