Why are we entering this conflict ? Julian Zelizer : President Obama must answer basic questions to sell Syria back to the public . War - weary people need to know why U.S. should intervene , he says . Zelizer : Obama needs to explain reliability of intelligence , and the aims of the mission .
Julian Zelizer : President Obama must answer basic questions to sell Syria back to the public . War - weary people need to know why U.S. should intervene , he says . Zelizer : Obama needs to explain reliability of intelligence , and the aims of the mission .