Russian Foreign Minister Sergei Lavrov and US top diplomat Marco Rubio held "frank" talks on the Ukraine war during a meeting Thursday, both sides said, as Washington hit out at Moscow's lack of "flexibility.

The US will supply weapons to Ukraine through NATO. Its cost will be fully paid by the Alliance. U.S. President Donald Trump said this, Reuters reported. Trump detailed that the U.S. has a new agreement with NATO allies and Ukraine to supply U.S. weapons.