While at WJBK he covered the death of Kayla Rolland, a first grader at Buell Elementary School in Flint, Michigan.
Rossen's live report was featured in Michael Moore's 2002 documentary Bowling for Columbine..[2] At WABC, he covered news segments such as the crash of TWA Flight 800 and the September 11 attacks on the World Trade Center in 2001, the New York City Olympic bid in Singapore, Ronald Reagan's death and the London terrorist attack, among others.
On August 18, 2008, Rossen added an Instrument Rating to his Private Pilot certificate from the FAA.
In 2012, Rossen was named National Investigative Correspondent where he led an investigative unit titled "Rossen Reports" that appeared on all platforms, including Today, NBC Nightly News and Dateline NBC.
In addition, she developed several unscripted shows for cable networks including Lifetime, A&E, Travel Channel and Freeform.