JOHANNESBURG (AP) — Hundreds of women wearing black gathered in a Johannesburg park on Friday, one day before the start of the Group of 20 summit, to stage a 15-minute lie-down protest symbolizing the 15 lives lost daily to gender-based violence in South Africa. South Africa , while putting forward a progressive agenda on gender issues during its G20 presidency, has a femicide rate that is five times higher than the global average, according to U.N. Women, and has grappled with the problem for