the owner of a Harlem building that partially collapsed in 1995, leading to three deaths.

Mr. Chetrit, who is marketing the Toy Building on Fifth Avenue, has clearly been giving attention to his future investments. As The Observer reported last week, the developer purchased a pair of downtown buildings near the World Trade Center redevelopment site with bigger plans undoubtedly in mind.

And it was also Mr. Chetrit who sold Broadway Partners the Daily News’ headquarters at 450 West 33rd Street.

THE MAJORITY STAKE OF THE Mandarin Oriental is now officially in the hands of Dubai-based Istithmar.

The company paid $278 million for its portion of the hotel, according to city records.

Istithmar, which is controlled by the sheikdom’s ruling family, owns 73 percent of the hotel, according to a spokeswoman at theThe vice president of the nurses’ union at the University of Cincinnati Medical Center was fired last week and the president disciplined amid labor unrest over staffing at the region’s only academic hospital.

The nurses’ union says UCMC is trying to silence the union and bully its members by sacking Jennifer Donaldson, a labor and delivery nurse at UCMC for nearly 30 years, after she communicated with the union membership via Facebook Live April 18.

UC Health says Donaldson was fired for leaving her duties caring for mothers in delivery to make the nearly six-minute social-media video and was “not truthful” about the situation.

The union’s president, Michelle Thoman, who has worked five years at UCMC, was given a written warning over the video that another offense would mean the end