First Lady Jill Biden waves as she arrives in Portland for her visit Saturday.

First Lady Jill Biden is greeted by Maine Gov. Janet Mills after arriving in Maine on Saturday.

Bystanders get their phones out as First Lady Jill Biden arrives for a visit to Fort Williams Park on Saturday.

First Lady Jill Biden waves to a small crowd as she arrives for a visit to Fort Williams Park on Saturday.

First Lady Jill Biden remarks about the weather as Rep. Chellie Pingree, left, and Maine Gov. Janet Mills react during a visit to Fort Williams Park on Saturday.

First Lady Jill Biden speaks during a visit to Fort Williams Park on Saturday.

A small crowd watches as First Lady Jill Biden leaves Fort Williams Park on Saturday.

First Lady Jill Biden greets people during a visit to Fort Williams Park on Saturday.

First Lady Jill Biden waves to a small crowd as she arrives at Fort Williams Park on Saturday.

First Lady Jill Biden visits Fort Williams Park on Saturday.

First Lady Jill Biden greets patrons at Becky's Diner during her visit to Maine on Saturday.

First Lady Jill Biden, second from left, poses for a photo with staff members at Becky's Diner during her visit to Maine on Saturday.

A small crowd gathers outside Becky's Diner to get a glimpse of First Lady Jill Biden during her visit to Maine on Saturday.

First Lady Jill Biden greets patrons at Becky's Diner during her visit to Maine on Saturday.