(FILES) In this file photo US Secretary of State Antony Blinken speaks about US leadership in fighting the global coronavirus disease (COVID-19) pandemic during an event at the State Department in Washington, DC on April 5, 2021.  US Secretary of State Antony Blinken warned in an interview on April 11, 2021 of "consequences" if Russia acts "aggressively" towards Ukraine. "I have to tell you I have real concerns about Russia's actions on the borders of Ukraine," Blinken told NBC's "Meet the Press" of the military build-up in the region."President Biden's been very clear about this. If Russia acts recklessly, or aggressively, there will be costs, there will be consequences," Blinken said.
 / AFP / POOL / ALEXANDER DRAGO
US Secretary of State Antony Blinken. AFP

Blinken will return to Brussels for talks on Ukraine and Afghanistan