A Russian mercenary group refused to fight in Ukraine, reports say. It may have enabled Ukraine to seize back control of the village of Robotyne. Infighting has racked the Russian military in recent weeks. Get the inside scoop on today’s biggest stories in business, from Wall Street to Silicon Valley — delivered daily. The Rusich was formed in 2014, and has fought in Syria, in conflicts in Africa, and in Ukraine.

---

Persons: Samuel Ramani, Yan Petrovsky, Wagner, Jeff Hawn, Yevgeny Prigozhin, Alexsey Milkachov Organizations: Service, Sunday, Ukraine, The Telegraph, Oxford University, Twitter, Kremlin, New Lines Institute, France, Robotyne, Analysts, Group, for Locations: Russian, Ukraine, Robotyne, Wall, Silicon, Ukrainian, Nazi, Finland, Washington, DC, Russia, Zaporizhia Oblast, Zaporizhzhia, Moscow, Syria, Africa