President Vladimir Putin said on Thursday that Russia agreed with U.S. proposals for a ceasefire in Ukraine but that any ceasefire would have to deal with the root causes of the conflict and that many details needed to be sorted out.

Russian President Vladimir Putin said he agrees in principle with a U.S. proposal for a 30-day ceasefire in Ukraine

The Russian president agrees fighting must end, but calls for the removal of the "root causes" of the war he launched.