WASILLA, Alaska -- Levi Johnston and Bristol Palin, the teenage daughter of Gov. Sarah Palin, have broken off their engagement, he said Wednesday, about 2 1/2 months after the couple had a baby. Johnston, 19, told The Associated Press that he and 18-year-old Bristol Palin mutually decided "a while ago" to end their relationship. He declined to elaborate as he stood outside his family's home in Wasilla, about 40 miles north of Anchorage. He also said some details of the breakup, rumors of which had been swirling on the Internet, were inaccurate. Bristol Palin said in a statement that she...