SBU (Security Service of Ukraine) will strengthen security measures in the country in connection with the terrorist attacks that happened on March 22 in Brussels.
The relavant order was given by President Petro Poroshenko to SBU chief Vasyl Hrytsak.
All units of SBU were brought in high readiness, above all units to combat terrorism, said Vasyl Hrytsak. He also suggested that Russia's security services can be behind terrorist attacks in Brussels.