Veterans groups 'saddened' after NYC WWI memorial defaced, American flag burned by anti-Israel agitators

Veterans groups were infuriated and saddened after anti-Israel agitators vandalized a World War I monument in New York City this week, prompting city officials to voice scathing criticism of the demonstrators while noting the irony of their right to protest.

Protesters were marching on the city's Upper East Side on Monday evening near Hunter College and the Metropolitan Museum of Art, where the Met Gala was being held. 

When a group converged on Central Park, they came upon the 107th United States Infantry monument...