Former RCMP officer testifies that warning tweet in N.S. mass shooting took too long

Former RCMP officer testifies that warning tweet in N.S. mass shooting took too long

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Biden signs landmark gun measure, says 'lives will be saved'

U.S. President Joe Biden on Saturday signed the most sweeping gun violence bill in decades, a bipartisan compromise that seemed unimaginable until a recent series of mass shootings, including the massacre of 19 students and two teachers at a Texas elementary school.