*Update:
At a stop in Avoca, Pa., Mr. Trump criticized a recent Supreme Court decision allowing Pennsylvania to accept absentee ballots for several days after Election Day, suggesting cryptically that it could be “physically dangerous” without explaining what he meant.
On Monday morning, officials arriving at the Democratic headquarters in Harris County, Tex., found the locks on the front door sealed with glue, and slogans and blobs of red paint smeared on windows.
In the suburbs of Pittsburgh, aides to Representative Conor Lamb, a Democrat, arrived at their storefront office to a similar scene: It was defaced with a red hammer-and-sickle sign and the words, “Don’t vote! Fight for revolution.”
Police are investigating both incidents but have not yet identified any perpetrators.
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Throughout the country, business owners and government officials — from the managers of Saks Fifth Avenue up to the president’s staff — are bracing for potential acts of vandalism or violence based on the outcome, or lack of an outcome.
In New York City, the windows of Saks Fifth Avenue, which have wowed tourists for decades, were boarded up on Monday morning...The sidewalk outside the Disney Store in Times Square was filled not with captivated children sporting mouse ears but with workers attaching plywood to the storefront.
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States are already on alert. On Monday, Gov. Charlie Baker of Massachusetts ordered 1,000 members of the National Guard to be on standby. In Oregon, which has seen months of sporadic unrest, Gov. Kate Brown ordered the state National Guard to remain on standby in case violent protests erupt.
