we look back to the campaign of .enator tsongas we join the massachusetts democrat at a photo shoot. cancerongas had battled and his health was an issue in the campaign. arkansas governor bill clinton would go on to win the 1992 nomination with senator tsongas caring seven states. >> [indiscernible] >> [indistinct chatter] >> one more stroke. >> i had a misfire. i want to get some of you doing that at the other end of the pool. could we try it one more time? >> [indiscernible] >> there is the picture, which is nice, except the hands of blocking the light on their face. it is still a pretty nice picture. >> how long have you been swimming? mr. tsongas: since i was in college. and when i left college, that was the end. then about a year and a half ago, the doctor said that the radiation had affected my lungs so i had to do something to , exercise. so i went back to this. about thisd competition and thought that what motivates me. nothing like embarrassment to get you going. it gets you going. i swam last year. i competed with the swim team. >> how often do you swim on a given day? mr.