A Russian drone struck a separate train's engine near the Dorohusk-Yahodyn border crossing on Sunday. Former US CIA director David Petraeus was at a Ukrainian train station at the very moment a Russian drone struck a passenger train on Sunday, shortly after a diplomatic train carrying former UK Prime Minister Boris Johnson and other foreign dignitaries had passed through. Key points and original sources are listed below.

• A Russian drone struck a separate train's engine near the Dorohusk-Yahodyn border crossing on Sunday.S1

• Former US CIA director David Petraeus was at a Ukrainian train station at the very moment a Russian drone struck a passenger train on Sunday, shortly after a diplomatic train carrying former UK Prime Minister Boris Johnson and other foreign dignitaries had pas...S2