The sell-off resumed in earnest with the Dow losing 93 points to 16,079 while the tech-heavy Nasdaq tumbled 67 points to 3,954.

On the upside

Two 10% beneficial owners of Conn's (Nasdaq: CONN) purchased shares of company stock.

Coca-Cola (NYSE: KO) reported lower first quarter earnings and revenue but revenue topped analyst estimates.

Sears Holdings (Nasdaq: SHLD) appointed Arun Arora to the position of senior vice president and president of Home Services.

On the downside

Gevo (Nasdaq: GEVO) reported a loss for the year.

Brink's (NYSE: BCO) warned of a significant write down in the first quarter due to a change from Venezuela's official exchange rate to the SICAD II floating rate.

Pep Boys (NYSE: PBY) reported an unexpected loss for the fourth quarter as revenue fell.

In the broad market, declining issues outpaced advancers by a margin of more than 5 to 3 on the NYSE and by nearly 5 to 1 on Nasdaq. The broader S&P 500 lost 11 points to 1818. Bitcoin gained $44.36 or 9.73% to $500.45.