In response to recent alleged drunken driving fatalities on Long Island, community leaders will hold a candlelight vigil Wednesday at Smithtown High School West.

The event, which starts at 7:30 p.m. at the school at 100 Central Rd., Smithtown, seeks to address the issue of drunken driving and show support for the family and friends of the victims, according to a news release from MADD New York.

Several community leaders and law-enforcement officials are expected to attend, and the public also is invited, the release said.

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On July 18, four young women from Smithtown were killed in a crash in Cutchogue. On July 12, a father and his two children, ages 8 and 4, were killed in a crash in Bay Shore.

A factor in each crash was an alleged drunken driver in another vehicle, police said.