and as barbara harrison reports, former prince george's county executive rushern baker wants to do morelow that rate down. >> reporter: krista beverly was a beautiful baby. a beaming little sister who grew up to be the brain between two brawny and brilliant brothers and then the bride, after college and law school together, the young man who captured her heart, rushern baker. he remembered she w beautiful and very bright. >> she was really smart. really smart. and just a great personality. >> reporter: but theybeidn't gin dating until law school. >> we started dating and she was the most dominant force in my life. >> reporter: and while both launched demanding careers as attorneys, she on capitol hill and he eventually running for elected office, serving two terms as county executive in prince george's county, krista was always sing with him. until she couldn't. today they are still side-by-side, that is where i found themecently. >> say hey. >> oh, a smile. >> reporter: his beautiful bride has been nearly silenced by alzheimer's. >> hello there? >> oh, my god. >> reporter: krista baker