Irish PM says Brexit agreement at risk if UK and EU don't make 'substantial progress' by June

Theresa May has held a meeting with Donald Tusk, president of the European council, and Jean-Claude Juncker, president of the European commission, at the EU meeting in Sofia this morning.
Theresa May meeting with Donald Tusk, president of the European council (right) and Jean-Claude Juncker, president of the European commission (second from right)
 Theresa May meeting with Donald Tusk, president of the European council (right) and Jean-Claude Juncker, president of the European commission (second from right) Photograph: Stoyan Nenov/Reuters
She also had a bilateral with her Irish opposite number Leo Varadkar.
Theresa May (left) and Leo Varadkar (right) in Sofia.