For Mr. Bailey's wife, Nellie Hester, "the message that this killing sends to the public, particularly to tenants and tenants organizers, is terror."

That killing sent thousands of the mufti's angry supporters, mostly students, into the streets, fighting with the police and vandalizing property.

The killing sent a tremor of grief through Westhampton, a working-class beach community within the Town of Southampton on Long Island's East End.

The killing sent the area's close-knit Hasidic community reeling in shock and mourning.

The killing sent a chill through the neighborhood, on what was an otherwise sultry day, with children outside and an ice cream truck slowly cruising the streets.

The killing sent shock waves through Chinatown, where organizations like On Leong, known as tongs, play major roles in the social and commercial life.

The killing has sent a deep chill through the ranks of aid workers here.

"The killing of a project like this sends the worst message you would want," Mr. Linares said.

The killing sent shockwaves across the province.

Carcetti believes that something should be done as the killing sends a clear message that the system in Baltimore is not working.