A California woman visiting New York City was attacked at random by another woman as she changed her child’s diaper in a bathroom at Macy’s flagship Herald Square store, according to police. Authorities say the suspect stabbed the tourist twice in the back with a sharp instrument in the restroom in the middle of the afternoon.

Kerri Aherne, 43, allegedly stabbed a tourist from California multiple times unprovoked, as she was changing her infant daughter's diaper at Macy’s flagship NYC location.

Kerri Aherne told police she has spent most of her adult life in mental hospitals. In summer 2024, she walked out of a Massachusetts mental hospital on a temporary leave pass and hopped an Uber to

A Tewksbury woman was arrested Thursday after police say she stabbed a woman inside a Macy’s store in New York City in an unprovoked attack, according to WABC-TV New York. Kerri Aherne, 43, was taken into custody around 3 p.m. Thursday and charged with attempted murder, assault and criminal possession of a weapon.

The victim was changing her 10-month-old daughter’s diaper in a bathroom at Macy’s flagship Herald Square store when she was repeatedly stabbed in the back.

Officials say she bought a knife at Macy’s and attacked a mother after being released from psychiatric care that morning.

A tourist was repeatedly stabbed by a crazed homeless woman inside Macy’s Herald Square Thursday afternoon amid the packed holiday shopping rush, according to cops and law enforcement sources.

A 43-year-old Tewksbury woman allegedly stabbed another woman multiple times as she was changing her child's diaper in a bathroom.

The department store has been an American staple for over 150 years, since it was founded in 1858 by Rowland Hussey Macy. The retailer, which opened its first store on Sixth Avenue in Manhattan, between 13th and 14th Streets, focused on dry goods.