Wall St. slips to end week as tax changes mulled

NEW YORK (Reuters) - Wall Street ended the week on a sour note on Friday, with major indexes falling modestly as investors weighed the fate of the Republicans' tax overhaul plan.

The Dow Jones Industrial Average <.DJI> fell 100.15 points, or 0.43 percent, to 23,358.21, the S&P 500 <.SPX> lost 6.84 points, or 0.26 percent, to 2,578.8 and the Nasdaq Composite <.IXIC> dropped 10.50 points, or 0.15 percent, to 6,782.79.

(Reporting by Lewis Krauskopf; Editing by James Dalgleish)