Trump Jr.: Wife and children unharmed after suspicious package scare

Donald Trump Jr.Donald (Don) John TrumpWHCA calls on Trump to denounce video depicting him shooting media outlets Video of fake Trump shooting members of media shown at his Miami resort: report Louisiana's Democratic governor forced into runoff MORE on Monday confirmed his wife and children were unharmed after an incident involving a suspicious package sent to him earlier in the day.

“Thankful that Vanessa & my children are safe and unharmed after the incredibly scary situation that occurred this morning. Truly disgusting that certain individuals choose to express their opposing views with such disturbing behavior,” Trump Jr. tweeted.

Trump Jr.'s wife, Vanessa, was taken to the hospital as a precaution on Monday after she opened a letter containing an unidentified substance, the New York City Police Department said.

The letter was addressed to Trump Jr., the eldest son of President TrumpDonald John TrumpWHCA calls on Trump to denounce video depicting him shooting media outlets Video of fake Trump shooting members of media shown at his Miami resort: report Trump hits Fox News's Chris Wallace over Ukraine coverage MORE and his first wife, Ivana.

An initial review indicated the the substance was not hazardous, police said.

The Secret Service confirmed in a statement that it is working with law enforcement partners to investigate a suspicious package sent to one of its protectees.