BOSTON (CBS) – A moment of silence was held prior to the start of the 117th Boston Marathon to remember the 26 victims of the Newton, Conn. shooting.

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There will also be 26 seconds of silence at the starting line before each wave of the race.

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Mile marker 26 was recently dedicated to the 26 victims.

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Laura Nowacki, a spokeswoman for the Newtown Strong Fund, told WBZ-TV the runners will hit Heartbreak Hill knowing it’s nothing like the pain felt by the victims’ families.