Republican Senator Tom Cotton of Arkansas took to Twitter on Monday to warn Iran that any nuclear deal with the US could easily be wiped out once President Barack Obama leaves office. But did he and 46 other senators step beyond their authority?
Iran and western powers took steps on Monday to implement the nuclear deal they reached back in November. The interim deal will give both sides time to work on a long-term accord related to Iran's nuclear program.
Starting Friday, Iranians had to pay more at the gas pump. Subsidized gas there is still under a dollar a gallon, but gas prices tend to drive prices on other goods. And a price hike in 2007 led to riots.