adorable. all right. anna, over to you and the doctor. >> thanks. 24 minutes after the hour. a 2-year-old oklahoma girl died two days after christmas. the killer, a button battery we swallowed as early as a week before. her parents said there were no signs until it was simply too late. we brought in dr. david samadi of the fox news medical a-team to help us spot other silent killers around the house. thanks for coming in this morning. >> sure. >> this is a tragedy. what could have happened with this lithium battery? this button battery getting caught in her throat. >> the unfortunate story around christmastime. what happened is, if you can get a close shot of these batteries. these are tiny little lithium batteries that's everywhere, in all the toys and watches. they can really -- >> row motor controls. >> they can be under the furniture and toddlers are crawling. what she did was swallowed one