Senator Kirsten Gillibrand of New York, speaking outside a Trump-branded high-rise in Manhattan on Sunday, launched a frontal attack on President Trump, calling him a “coward” and the building bearing his name “a shrine to greed, division and vanity.”



The speech by Ms. Gillibrand, part of what her campaign billed as the official kickoff of a 2020 bid that has unofficially been underway since January, appeared to be a calculated effort to elevate a candidate who has so far struggled for traction and attention in a crowded Democratic field.

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In a 30-minute speech, Ms. Gillibrand called for the full report by the special counsel, Robert S. Mueller III, to be made public, saying, “Not even the president is above the law.”