Russian President Vladimir Putin has cancer, and the Russian army's chief of staff will use this to sabotage the war while Putin undergoes therapy, according to one of the documents from the Pentagon leak, The Independent reported on Friday. The Independent quotes the paper saying that “according to [redacted source], the plan for “the offensive” (no further information) was suspected to be a strategy devised to sabotage Putin. ”There have been rumors of Putin's cancer in the past