Gabby Petito memorial service held as search continues for Brian Laundrie

Mourners are gathering on New York’s Long Island Sunday to remember Gabby Petito, the 22-year-old found dead earlier this month in Wyoming. Authorities are still searching for her fiancé, Brian Laundrie, a person of interest in the case. NBC News’ Kathy Park reports for Sunday TODAY.Sept. 26, 2021