noise in front end at highway speeds? on 2008 GMC Sierra 2500 HD

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
there is a roar in the front end at highway speeds. the noise gets less with slower speeds and higher speeds.
(1) Answer
sounds to a wheel bearing in front if changes sound while turning steering wheel left to right its a wheel bearing with driving it i cant tell which side though