Greg was playing tennis with his friend Tony. Tony suddenly clutched his chest and fell to the ground. Tony was shallowly breathing. After calling 911, Greg performed chest compressions on Tony and waited for the paramedics to arrive. The paramedics were surprised to see Greg performing chest compressions on his friend. Why were the paramedics most likely surprised? Only trained people like paramedics can do chest compressions. Greg's friend was breathing and did not need chest compressions. Tony needed to be at the hospital before having chest compressions administered. Greg should have waited for the paramedics to arrive before doing chest compressions.