After the city’s law department said the D.O.E. would replace old light fixtures containing PCBs “well before” its original deadline of 2021, frustrated parents, advocates and elected officials said they want details.

Science teacher Bill Lamonte chronicles the Millenium High School community coming together to plan its re-location to two different schools. More than the difficulties ahead, he said the resilience of his colleagues is worth noting, and applauding.

The Success Academy charter school network has been green-lighted to open three new schools in Brooklyn next fall, but that has not led to acceptance in neighborhoods like Cobble Hill, where some parents and teachers are still protesting.