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- US firms need to be vigilant with their exports, says Deputy National Security Advisor Daleep Singh.
- Singh said an "unacceptably high" number of US components have been found in Russia's weapons.
- Companies shouldn't become "unwitting cogs in Russia's arsenal of autocracy," Singh said on Tuesday.
An "unacceptably high" number of US arms components are landing in Russian hands, a US official said on Tuesday.
"The percentage of Russian battlefield weaponry with US or allied branded components is alarmingly and unacceptably high," said Daleep Singh, US deputy national security advisor for international economics.