** FILE ** A school bus arrives to drop off students in New York, Tuesday, Jan. 15, 2013. A strike by New York City school bus drivers that had been threatened for weeks will start Wednesday, Jan. 16, 2013, affecting 152,000 students, the president of the union representing the drivers announced on Monday, Jan. 14, 2013. (AP Photo/Seth Wenig)

Photo by: Seth Wenig

** FILE ** A school bus arrives to drop off students in New York, Tuesday, Jan. 15, 2013. A strike by New York City school bus drivers that had been threatened for weeks will start Wednesday, Jan. 16, 2013, affecting 152,000 students, the president of the union representing the drivers announced on Monday, Jan. 14, 2013. (AP Photo/Seth Wenig)