Bill and Hillary Clinton have hailed the factory churning out Old Navy sweatshirts in an industrial park here as a shining achievement in their efforts to rebuild this island nation after a destructive earthquake in 2010. But the garment factory has underdelivered on projected jobs. Haitian workers have accused managers of bullying and sexual harassment. And an ABC News investigation has found that after opening its factory in the Haitian industrial park — built with $400 million of global aid — the Korean firm became a Clinton Foundation donor and its owner invested in a startup company owned by Hillary...