Markets down: Drop more than 458 points after news of China tariffs, trade war

Coupled with concerns about high-profile tech companies.

Individual technology companies also appear to be hurting.

Amazon, which has been under fire from Trump in recent days, was down more than 4 percent and Facebook, which is under scrutiny amid revelations about privacy practices, was down more than 3 percent.

It was announced Monday morning that China raised import tariffs on U.S.-produced pork and fruit, as well as other products.

The Dow closed on Monday down 458.9 points, which equates to a decrease of 1.9 percent.