A day after Ukraine agreed to a 30-day cease-fire deal, Ukrainians in Kyiv shared their doubts about whether Russia will sign on to -- and adhere to -- the proposed agreement. There has been no comment from Moscow on the details of the U.S.-brokered deal, which Kyiv agreed to during talks in Saudi Arabia. Ukrainian President Volodymyr Zelenskyy said it is now up to Russia whether to engage in the peace process.