(FILES) This file photo taken on November 04, 2015 shows Kazakhstan's Deputy Prime Minister Dariga Nazarbayeva at Buckingham Palace in London. - Kazakhstan's senate on March 20, 2019 named ex-president Nursultan Nazarbayev's daughter Dariga as its new speaker, setting her up as a potential contender for the presidency following her father's shock resignation. (Photo by Chris Jackson / POOL / AFP)