The leadership of Ukraine's Interior Ministry died in a helicopter crash in a suburb of the capital Kyiv on Wednesday.
"This morning, on January 18, a helicopter of the State Emergency Service crashed in Brovary. As a result of the crash, the leadership of the Ministry of Internal Affairs died: the minister, the first deputy minister and the state secretary," the head of the National Police of Ukraine Ihor Klymenko said on Facebook.
The helicopter fell near a kindergarten and a residential building in Brovary. The cause of the crash is being investigated.
Ukraine's emergency services has said at least 17 people, including four children, died as a result of the crash.

In other news, Russian President Vladimir Putin could be ready to announce another mobilization round as Russia looks to beef up its armed forces in Ukraine.
"Putin may announce a second mobilization wave to expand his army in the coming days — possibly as early as January 18," analysts at the U.S.-based think tank Institute for the Study of War said Tuesday.
Ukrainian intelligence officials said last week they believed Russia was preparing for a second wave of mobilization.