TMZ: Drake Has Been Supporting Sophie Brussaux's Son Since Birth

Drake hasn't yet formally responded to Pusha T's hair-raising diss "The Story of Adidon," but desperate times call for alternative measures. Overnight, Drake issued an iPhone note screenshot explaining the blackface photo Pusha borrowed as his single's cover art. And on TMZ this morning, the top story appears to be an attempt to refute another of Pusha's provocations: accusing Drake of being a "deadbeat" dad who failed…