Dow Jones Down 1,100 as of 2 p.m.
Dow Drops 666 Points Friday
UPDATE: The Dow Jones industrial average plunged as much as 1,500 points, erasing its gain for the year, as the market extends a slump that began Friday. The Dow’s point loss would be its biggest of all time, though in percentage terms, its 5.6 percent decline wasn’t as big as its worst drop during the financial crisis. The slide Monday…