Scaling back the hours would render the bus lane useless during a time of day when thousands of people ride and the need to bypass car traffic is most acute.
Just elected to a full term as Brooklyn district attorney, Eric Gonzalez has already compiled a record of agreeing to light sentences for hit-and-run killers.
Over the course of many years and several thousand volunteer hours - including massive petition campaigns in 2002 and 2008 - advocates were able to get DOT to gradually whittle down the times and places where cars were allowed in the park.
The mayor's announcement today is the culmination of that steady advocacy and the incremental progress toward a car-free park.
Morales was at least the eighth person killed by a hit-and-run driver while biking or walking in NYC in 2017. Most hit-and-runs in the city don't result in arrests or tickets.