US inflation jumps to 3.7% in September as Iran war drives gasoline prices higher

What happened: US consumer inflation rose more than expected in September, with the Department of Labor reporting the CPI accelerated as war with Tehran pushed energy costs higher ahead of next month's midterm elections. Key numbers: CPI up 3.7 percent year-on-year in September, versus 3.4 percent in August and a 3.6 percent forecast. Month-on-month inflation rose to 0.6 percent from 0.4 percent. Why it matters: The hotter reading underscores voter worries over the cost of living as President Donald Trump campaigns to help Republicans retain control of Congress. Coverage: 7 outlets in 24h

US consumer inflation rose more than expected in September, with the Department of Labor reporting the CPI accelerated as war with Tehran pushed energy costs higher ahead of next month's midterm elections.

The hotter reading underscores voter worries over the cost of living as President Donald Trump campaigns to help Republicans retain control of Congress.