What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
N5507D was sequenced #2, to land on RWY28L behind an aircraft in the left closed traffic pattern. N5507D arrival appeared normal as it landed on RWY28L. As N5507D was completing landing roll-out, the aircraft nose gear appeared to collapse. The aircraft skidded down the runway and came to a standstill just prior to the intersection of RWY28L and taxiway charlie. The tower crash phone was activated and hwd airport operations #5 was notified. The fire department responded. All other aircraft were notified that RWY28L operations were suspended due to disabled aircraft on the runway.
As the FAA filed it
N5507D WAS SEQUENCED #2, TO LAND ON RWY28L BEHIND AN AIRCRAFT IN THE LEFT CLOSED TRAFFIC PATTERN. N5507D ARRIVAL APPEARED NORMAL AS IT LANDED ON RWY28L. AS N5507D WAS COMPLETING LANDING ROLL-OUT, THE AIRCRAFT NOSE GEAR APPEARED TO COLLAPSE. THE AIRCRAFT SKIDDED DOWN THE RUNWAY AND CAME TO A STANDSTILL JUST PRIOR TO THE INTERSECTION OF RWY28L AND TAXIWAY CHARLIE. THE TOWER CRASH PHONE WAS ACTIVATED AND HWD AIRPORT OPERATIONS #5 WAS NOTIFIED. THE FIRE DEPARTMENT RESPONDED. ALL OTHER AIRCRAFT WERE NOTIFIED THAT RWY28L OPERATIONS WERE SUSPENDED DUE TO DISABLED AIRCRAFT ON THE RUNWAY.