Wall Street declines, NASDAQ slumps 3.7%

US stock indices declined on Tuesday amid a selloff in the tech sector, leading to overall decline. 

NASDAQ was severely dragged down by the tumble in Snap, Alphabet, and other companies. 

Latest data showed the manufacturing PMI fell to 57.5 from 59.2 in the previous reading, while services PMI declined to 53.5 from 55.6. 

Dow Jones fell 1.2% to 31,506 as of 14:16 GMT, while S&P 500 shed 2.2% to 3,885, as NASDAQ added 3.7% to 11,102.