A pregnant woman at 37 weeks’ gestation has had ruptured membranes for 38 hours. A cesarean is performed for failure to progress. FHR baseline before birth was 180 BPM with marked variability. At birth, the newborn had Apgar scores of 6 and 7 at one and five minutes and is now noted to be pale and tachypneic. Based on the maternal history, what is the most likely cause of this newborn’s distress?