A teenage girl is in jail after authorities said she poisoned her grandmother's food on Easter Sunday. Tyt'ana Lisa-Nicole Johnson, 17, of Harrison Street, poured insecticide and termiticide into a cooking pot of collard greens while Gaylon Moody, 51, her grandmother, was at an Easter church service, according to arrest warrants. In a phone interview Thursday night, Moody said the incident happened because she took away Johnson's cellphone. "She was on punishment. I had taken her cellphone from her. She got mad because I took her cellphone from her, and she poisoned my food," Moody said. "I'll tell you one...