Apple Inc. Chief Executive Steve Jobs unveiled a thinner version of the company’s popular smartphone, dubbed the iPhone 4, as he looks to extend the company’s momentum in the competitive mobile market.

The new device features a sharper exterior made of glass and stainless steel and features a much-anticipated front-facing camera. The device measures 9.3 millimeters in width and is 24% thinner than its predecessor, the 3GS, and has a stronger battery. More>>