South Korean stocks plunged 21.44 points, or 1.12 percent, on Tuesday morning, as economic worry was growing over the suspected terrorist attack in the United States and rising losses in techs and autos.
   
The benchmark Korea Composite Stock Price Index (KOSPI) fell to 1,899.40 as of 11:07 a.m. It marked the first time the index hovered below the 1,900 mark since November.   

Tech blue chips lost ground, with market behemoth Samsung Electronics falling 1.05 percent and its smaller rival LG Electronics moving down 1.06 
percent. Top chipmaker SK hynix shed 0.86 percent.
   
Carmakers also traded lower, with No. 1 player Hyundai Motor falling 0.78 percent and its smaller affiliate Kia Motors losing 0.19 percent.
  
The local currency was changing hands at 1,123.50 won against the greenback, down 3.00 won from Monday's close. (Yonhap News)