Of cracking the uk market. Live from London, This is business today. It This is business today. IS Packed. Im saLLy bundock. This is business today. Lets get going. We start with AL Chip maker nvidia. Its Record Rise to one of the worLds most vaLuabLe companies has wowed WaLL Street. Now, its breaking records again, but not in the way it wanted. On tuesday, nvidia Lost the most Stock Market VaLue in a day of any company in us history aS Part of a steep seLL off that Hit Tech shareS ParticuLarLy hard. Nvidia continued to faLL after hours as bLoomberg reported that it has received subpoenas from the Department Ofjustice, which is investigating whether it has been abusing its dominance of the market for AL Chips. Lets just show you the numbers because they are pretty staggering. ALmost 279 BiLLIon that was the amount wiped off the vaLue of nvidia over the course of the trading day. It adds to Losses Last week after the companys forecasts disappointed investors. Nvidia has been the corners