President Biden is in ‘candid’ discussions with Russian President Vladimir Putin about disrupting ransomware operators, a Biden administration official said / AP.The U.S. will convene a summit of more than 30 nations starting Wednesday to discuss methods to combat ransomware. Russia wasn’t invited.Attendees of the virtual meeting, hosted by the White House’s National Security Council, will discuss international cooperation on issues such as the use of cryptocurrency by hackers, norms for co