A multi-ethnic survey of more than 5,000 Americans has found many don’t believe racial equality will be achieved in their lifetime. Earlier this week, the world celebrated Martin Luther King Jr Day, a federal holiday remembering his life and work with the Civil Rights Movement that helped shape modern America. Unfortunately, many Americans aren’t too optimistic about achieving racial equality in their lifetime – although the breakdown by ethnicity shows some interesting differences in opinion. Survey finds 1/3 of Americans have been influenced by King’s workFor the March on Washington annivers…