WTU President George Parker. Photo by Meaghan Gay for DCist. As we mentioned in the Morning Roundup, the D.C. public schools announced yesterday that an unexpected $40 million budget shortfall will require spending cuts and personnel reductions by the end of October. In a letter to teachers, George Parker, president of the Washington Teachers’ Union, expressed anger that the WTU was not notified of the cuts prior to yesterday’s announcement, and suggested that the…