Is the emotional sentiment reflected in the input text negative?

Input Text: Having #GOPers on abt #IranDeal a fail @user . Kerry wrote deal,explains it, and Pawlenty's 1st response "if U accept his math.." #WTF ?
Having #GOPers on abt #IranDeal a fail @user . Kerry wrote deal,explains it, and Pawlenty's 1st response "if U accept his math.." #WTF ?