evidence: But her husband — second gentleman Doug Emhoff — was running down the street in Los Angeles, with his Secret Service agents close behind. A friend had just told Emhoff the news, but he had left his own phone in the car. [...] Jackson has devoted his life to fighting for civil rights. Last year, Jackson, who is now in his 80s, announced he would step down from his civil rights organization, the Rainbow PUSH Coalition, which he founded in 1971. He's been beset with health challenges in recent years, including a diagnosis of Parkinson's disease. [...] Jackson was a protégé of the Rev. Martin Luther King and became a leading voice in American politics and civil rights issues.