Washington is "going to continue doing everything" it can to settle the Ukrainian crisis, the US Secretary of State said BUDAPEST, February 16. /TASS/. The United States can not force a Ukraine deal on anyone, it is only trying to help the parties to the conflict, US Secretary of State and National Security Advisor Marco Rubio said. He also said that Washington will do its best to make a deal with Iran, while admitting that that wouldn't be easy. TASS has summed up Rubio’s key statements.