THE FIRST HIGH SCHOOLER UNDER 5:40!!! Nick Mazzeo stays on his feet after stumbling on the final barrier and still manages to come away with a HUGE national record in the #NBNO 2000mSC, running 5:37.60! Mazzeo takes over three seconds off the previous national record held by Nathan Mountain. 🎥 @2GETHER Creative #running #trackandfield #fyp #steeplechase