(Bloomberg) -- Nvidia Corp. suffered its worst stock decline in more than two months after the Biden administration stepped up efforts to keep advanced chips out of China, a campaign that includes restricting the company’s sale of processors designed specifically for the Chinese market.Most Read from BloombergHospital Blast Kills Hundreds as Israel, Hamas Trade BlameBiden Sees ‘Other Team’ and Not Israel Behind Hospital BlastIsrael Latest: Biden to Visit as Oil Climbs After Hospital BlastTreasur