Gas prices are falling, but remain above $4 per barrel. Sheldon Cooper/SOPA Images/LightRocket via Getty Images The average price of gas has fallen for three consecutive weeks, according to AAA data. Average prices across the US are still above $4 per gallon as of Monday morning. Oil prices slumped after the US and Iran agreed on a tentative deal to reopen the Strait of Hormuz. Pain at the pump is easing. The average price of gas across the US has fallen for three consecutive weeks, and con...