Ukrainian President Petro Poroshenko has asked law-enforcement agencies to ensure the protection of Ukrainska Pravda founding editor Olena Prytula after Belarusian journalist Pavel Sheremet was killed in a blast of her car on Wendesday morning, Presidential Press Secretary Svyatoslav Tsegolko has informed.

"The president is holding a meeting with law-enforcers. [He] ordered to ensure the protection of Olena Prytula," he tweeted on Wednesday.