Kathmandu, May 26 -- The die has been cast.Madhav Kumar Nepal, a senior communist leader and former prime minister, has made his move, and the CPN-UML is set to split. The stage has been set for an official break-up between Nepal and KP Sharma Oli, the current party chair and prime minister.Nepal, along with 22 other leaders from the UML, on Monday gave their signatures to a court petition initiated by the Nepali Congress and the Communist Party...