Federal and state law enforcement are still looking for Nancy Guthrie, the mother of today's

show co-host, Savannah Guthrie. Local police address rumors today that Guthrie family members

may have been involved in her disappearance. In a statement, Pima County Sheriff said they've

been cleared as possible suspects and that to suggest otherwise is not only wrong, it is cruel.

But there is some hope that a found glove may contain DNA from a potential suspect.

Stephanie Sy has more.

As the search for Nancy Guthrie enters its third week, her daughter, Savannah, made another heartfelt plea to whoever knows her mom's whereabouts.

It is never too late to do the right thing. And we are here. We believe. Last week, the Today Show anchor posted a home video of her mom, captioned, We will never give up on her.

Authorities continued to chase down leads after the 84-year-old was reported missing on February 1st.

The FBI said on Sunday that a glove found two miles from Nancy Guthrie's house appears to match

those worn by the masked person caught on her

porch camera. Let's just start with the glove. Is that a major break in its importance in

being able to potentially find a suspect? I would say it is. Ray Johnson is a retired FBI special

agent who now teaches law at the University of Nevada, Las

Vegas.

The fact that the glove was within a two-mile radius of the house and the fact that they

were able to extract DNA from that glove, taken as a totality and taking together, that gives me hope.

Johnson said national databases could help narrow down a suspect.

If we can link it together with somebody who happened to match the description of the

offender, or be in the area, or some of the ring cameras that are constantly being sought

after now for suspects, that helps us really get what we need for legal prosecution later and to get an

answer as to what happened. It's still not clear what the motive behind Guthrie's apparent

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