Two nooses were found hanging outside the Mississippi State Capitol on Monday alongside signs decrying the state's history of lynching, state police said.
He said the matter is under investigation by the Mississippi Capitol Police, and he did not immediately know what was on the signs.
GULFPORT, MISS-Republicans in MS may not be in love with Cindy Hyde-Smith, who was appointed to the Senate earlier this year after longtime Sen. Tuesday's victor will serve the last two years of Cochran's six-year term.
The midterms are over, but President Donald Trump is back campaigning in MS to help GOP Sen.
"We can't afford a senator who embarrasses us and reinforces the stereotypes we've worked so hard to overcome", the ad says.
Espy, meanwhile, said on Monday he knew nothing about the nooses or signs, and added it would be "unfair" to make any connection between the items and Hyde-Smith.
"She stood up to the Democrat smear machine", Trump said.
The NAACP website says that between 1882 and 1968, there were 4,743 lynchings in the United States, and almost 73% of the victims were black.
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Jonathan Winburn, a professor of US politics and public policy at the University of MS, said he expects the race to be "more competitive than the norm in MS", but said he's not convinced the Hyde-Smith controversy will be enough to deliver her the same fate as Moore. She later apologized for the comment.
A MS official says two nooses and six signs were found on the grounds of the MS state Capitol.
Hyde-Smith was in her second term as Mississippi's elected agriculture commissioner when Republican Governor Phil Bryant chose her to temporarily succeed longtime Republican Senator Thad Cochran, who retired in April amid health concerns.
"I think it'll be a very big day for Cindy, but don't take any chances", President Trump said at the MS rally. One of the signs says MS needs a senator "who respects the lives of lynch victims".
In this photo provided by WLBT-TV a noose hangs on a tree on the state capitol grounds in Jackson, Miss. on Monday, Nov. 26, 2018.
When a lobbyist who works for MLB could not attend a fundraiser put on by Senate Majority Leader Mitch McConnell in mid-November, the league was asked instead to donate money to Hyde-Smith, according to sources. Cindy Hyde-Smith, which has become racially charged.