"You know what else has GONE TO SH*T under the watch of the @NYCMayor?" HUD administrator Lynne Patton tweeted.
Mayor Bill de Blasio has been accused by border patrol of crossing the border illegally during a visit to a detention facility last month.
The mayor met the president-elect Wednesday at Trump Tower.
Police described the explosion as a deliberate criminal act.
Officers had taken into custody four of the suspects, aged between 14 and 17, by Sunday night.
New York Fire Department lieutenant was shot twice but remains in stable condition.
Mayor Bill de Blasio said New Yorkers don't appreciate his "very special" accomplishments since he took office in January 2014, and criticized the actions of his predecessors and even President Barack Obama, according to a Rolling Stone interview.
After a year in office, de Blasio has had a tough time with the NYPD.
Zachary Maxwell, 12, made a documentary film about what makes for a snow day in New York City.
In which Bill de Blasio takes on The Onion's spoof of Bill de Blasio, because, Why not?
"The officer has the right to use any and all tools he can to save his life," de Blasio said.
Look for other reasons than words for the fatal act of a madman.
On a rainy Sunday, thousands of fellow officers, colleagues, onlookers and family joined to remember Officer Wenjian Liu.
The New York mayor's turbulent relationship with his police department has become the gravest crisis of his year-old mayoralty.
A dozen or so people turned their backs on the mayor as he spoke.
The group who organized the banner is over 200 strong.
Mayor De Blasio called for a cooling of tensions after the officers were murdered.
His mother believes Ismaaiyl Brinsley suffered from mental illness, he had tried to kill himself by hanging a year ago.
Police officer union President Pat Lynch said the "blood on the hands starts on the steps of City Hall in the office of the mayor."
A $130 million, four-year plan will attempt to better improve processing and treatment of mentally ill individuals in the criminal justice system.
NBC's LGBT employee group, OUT@NBCUniversal, is set to participate in the next parade, but activists want it to pull out