Democratic presidential nominee Hillary Clinton Hillary Diane Rodham ClintonJoe Biden looks to expand election battleground into Trump country Biden leads Trump by 12 points among Catholic voters: poll The Hill's Campaign Report: Biden goes on offense MORE is at her home in Chappaqua, N.Y., hours after she left the 9/11 memorial in New York City early.

It is unclear whether she has seen a doctor since video surfaced early Sunday afternoon showing her appearing to stumble into a black van with the help of aides as she departed.

She arrived home at around 1:30 p.m.; her husband, former President Bill Clinton William (Bill) Jefferson ClintonGOP brushes back charges of hypocrisy in Supreme Court fight Battle lines drawn on precedent in Supreme Court fight Sunday shows - Ruth Bader Ginsburg's death dominates MORE, is reportedly there as well.

Clinton is heading home to Chappaqua, per the campaign. But the press pool is not being permitted to travel with her. — Abby D. Phillip (@abbydphillip) September 11, 2016

About an hour after Clinton left Chelsea's apartment for her home in Chappaqua, her press pool is now headed to Westchester. — Gabriel Debenedetti (@gdebenedetti) September 11, 2016

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The Democratic nominee left the memorial early Sunday because she felt "overheated," according to her campaign.

Aides later said she went to her daughter Chelsea Clinton's apartment to rest.

As Clinton left the apartment, she commented on the "beautiful day" and said she was feeling great.