CNBC's Eunice Yoon joins 'Squawk on the Street' to report how China's stringent Covid-19 policies impact iPhone production at Apple's key manufacturing facilities.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: CNBC's Eunice Yoon joins 'Squawk on the Street' to report how China's stringent Covid-19 policies impact iPhone production at Apple's key manufacturing facilities.
### Response: mildly negative