US gas prices expected to rise as Harvey forces Gulf coast refineries to close

• Gasoline futures up by 5%, their highest price since July 2015
• Shutdown along Texas's Gulf coast means prices at the pumps likely to rise
• Tropical storm Harvey - follow the latest updates

US gasoline prices have increased to a two-year high as crude oil refineries along the Texas Gulf coast shuttered in the wake of Hurricane Harvey.

Prices at the pump are expected to rise after gasoline futures - the wholesale prices charged to gas stations - increased 5% early Monday, to their highest prices since July 2015.

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