BEIRUT — U.S.-led coalition warplanes struck Islamic State fighters in Syria attacking a town near the Turkish border for the first time Saturday, as well as positions in the country’s east, activists and a Kurdish official said. More3 More Countries Join the Coalition Against ISISTony Blair: How We Counter Violent Islamist ExtremismFour Killed After Semi Crashes Into College Softball Team's Bus NBC NewsChelsea Clinton Announces Birth of Baby Girl on Twitter NBC NewsWhat to Know About Enterovirus, the Illness Making News NBC NewsThe Islamic State group’s assault on the Syrian Kurdish town of Kobani has sent more than 100,000 refugees streaming across the border into Turkey in recent days as Kurdish forces from Iraq and Turkey have raced to the front lines to defend the town. Popular Among Subscribers Mary Barra’s Bumpy Ride at the Wheel of GM Subscribe The Tragic Risks of American FootballWhy the Anti-Vaccine Crowd Won’t Fade AwayNawaf Khalil, a spokesman for Syria’s Kurdish Democratic Union Party, or PYD, said the strikes targeted Islamic State positions near Kobani, also known as Ayn Arab, destroying two tanks.