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"We are all in this together and there is no point in the race when that is truer than at the finish line."
Ex-Massachusetts homeland security adviser: Boston Marathon finish line always a vulnerable spot
RT @HuffPostCrime: 8-year-old killed in blast was third-grader Martin Richard, who was waiting at the finish line to hug his dad
BREAKING: According to @ReutersUS Boston marathon headquarters on lockdown after explosion reported near finish line
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