Apple's iOS continues to play catch up with Android in the U.S. smartphone game.
For the three months ending in June, Android scored 51.5 percent of all U.S. smartphone sales, research firm Kantar Worldpanel said Monday. That number was a slight drop from the 52.6 percent seen for the same period in 2012.
iOS trailed with 42.5 percent of all smartphone sales. But that figure showed a gain from the 39.2 percent share over the same period last year.
Microsoft's Windows Phone also captured a larger chunk of sales, winning a 4 … Read more