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Hurricane Irma weakens to a Category 4 storm

MIAMI — Hurricane Irma weakened to a Category 4 storm Friday morning, but remains a powerful hurricane as it batters the Caribbean and heads toward Florida.

Maximum sustained winds Friday reached 155 mph, according to the National Hurricane Center.

The monster storm is expected to move through the Bahamas Friday and approach south Florida Saturday.

This is a developing story; check back for updates and get the PIX11 News app to stay informed all day.