Wall Street pointed modestly higher before the bell Friday as markets tried to snap a weeklong losing streak ahead of widely anticipated speech by Federal Reserve Chair Jerome Powell.

Futures for the S&P 500 added less than 0.1%, while those for the Dow Jones Industrial Average rose 0.1%. Nasdaq composite futures inched up 0.1%. The S&P 500 has closed lower for five straight days heading into Friday, its longest such streak since January.

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