ISTANBUL Ukrainian President Volodymyr Zelenskyy said Monday that the lack of any statement following a meeting in Moscow between Russian President Vladimir Putin and Slovak Prime Minister Robert Fico is driven by fears of public criticism.   “It is worth noting that after their meeting in Moscow, Fico and Putin did not issue a joint statement or respond to media questions. They simply cannot say publicly anything about what they discussed in the meeting. They are afraid of the public's