DENVER -- Christopher Jackson, who played George Washington in Lin-Manuel Miranda's “Hamilton" on Broadway, will sing “The Star-Spangled Banner” before Tuesday night's All-Star Game at Coors Field.Jackson was nominated for a 2016 Tony Award for Best Performance by a Featured Actor in a Musical, an award won by fellow “Hamilton” cast member Daveed Diggs, who played the Marquis de Lafayette and Thomas Jefferson.Canadian country artist Jess Moskaluke will sing “O Canada."The Avett Brothers, a