U.S. Pressure on Cuba Sparks Diplomatic Talks
U.S. measures halted oil shipments for three months, worsening crisis.
Díaz-Canel led talks with Raul Castro and Raul Guillermo Rodriguez Castro.
Cuba plans to release 51 prisoners via Vatican deal.
White House Press Secretary Karoline Leavitt framed Cuba's conditions as negotiation opening.
Trump appointed Marco Rubio as Secretary of State to lead talks.
4 weeks ago