The world's top-ranked T20 batsman, Rizwan batted through the innings in cold conditions at Hagley Oval, tallying seven fours and two sixes in a chanceless 50-ball knock.
Police, disaster authorities and the Indian air force have been mobilised to help with search efforts, with 32 people successfully rescued from the mountain despite snow and rainfall.
Reliance said a call centre run by a company foundation's hospital received two phone calls on Wednesday threatening to blow up the hospital and kill Ambani
"The President is disappointed by the shortsighted decision by OPEC+ to cut production quotas while the global economy is dealing with the continued negative impact of (Russian President Vladimir) Putin’s invasion of Ukraine," the White House said.