(Bloomberg) -- Nishad Singh, the former director of engineering at FTX, faces cross-examination at the Sam Bankman-Fried trial Tuesday.Most Read from BloombergIsrael Latest: Blinken Works on Gaza Aid as Biden Set to VisitPutin Arrives in China to Meet Xi on Rare International TripBiden Plans High-Stakes Israel Visit to Keep War From EscalatingYour Guide to Understanding the Roots of the Israel-Hamas WarUS Yields Rise as Hot Economic Data Fuel Fed Bets: Markets WrapUnder questioning by prosecutor