in fact, chronicle' s ted reinstein says only one pediatrician in the state is prescribing cannabis for patients. >> dr. eric ruby, a pediatrician in turn -- taunton, sees irrational institutional fear lingering over medical use of marijuana. he thinks the potential benefits outweigh the risks. >> once you have tried everything, you have to try this. >> he is a godsend to me. reporter: jessica' s daughter was born healthy. but she began having intractable seizures at the age of three. doctors tried dozens of medications. >> she was next out on everything. and then they put her on phenobarbital and that made her stop breathing. reporter: now 10 years old, nora was diagnosed with a rare fatal neurodegenerative disorder. but she was determined to ease her daughter' s suffering. she decided to try cbd oil, a marijuana extract. >> as soon as i get -- gave it to her, within four days, a drastic change. reporter: nora went from having around 100 seizures a day to only having 10. reporter: eric ruby says fear of marijuana stance to the medical community. he is the only peter trish and in massac

but jay carney, one of boston' s most prominent criminal defense attorneys tells chronicle' s ted reinstein the most influential case of his career came when he was a prosecutor in the 1980' >> three rapes, all near the city of lowell. since all three suspects identified him as the attacker, it became an easy victory for carney. he was sentenced to life in prison. he had always wondered, was this conviction too easy? >> the defense lawyer was the worst lawyer i had ever seen. >> years later as dna testing became more accessible, he began pushing for the case to be re-examined. by then had become a defense attorney. it was a long and tedious battle, but 19 years after his conviction, dna testing proved he was not the rapist. he remembers the moment he heard the news. >> i felt like someone had punched me so hard in the stomach that i cannot breathe. i cannot talk. i had convicted an innocent man, search 19 years in prison. was a hundredfold in my life and that it was a thunderbolt in my life. >> the experience made him even more percent of to all defendants, even in cases that might appear t

here's chronicle's ted reinstein with allan ganz. >> hi, guys. how are you doing today? people wave to me all day long. i wave back. i don't know who they are. they all know it's me because i've been doing it for so long. reporter: how long? alan ganz is listed in the guiness book of world records as having the longest career as an ice cream man. >> the world record was 48. of course when they won it, it was 67 years. i broke my own record. this is now my 68th year. reporter: he has had other full-time jobs but on boston's north shore, he and his truck are as much a part of summer as red sox and green grass. >> i started when i was ten years old. my dad was the man. i just enjoyed working with my dad. i've stayed in the ice cream business ever since. reporter: not that it's easy work. he is up at 5:00 a.m. to get supplies which he keeps in his backyard freezer. work. >> my wife makes me a sandwich everyday. snack. peanut butter crackers. i survive and cheat once in a while and eat an ice cream. i won't tell the wife that. she might see that now. reporter: she might. with

any snow isn't stopping dog sledders training for the up coming sera: this morning chronicle's ted reinstein takes a ride with marla b-b. (dogs howling). ed: mar lab-b is giving the team a pep talk. after all "mush" depends on it. hello. everywhere. after quick introductions, yes, honey, we hooked the team up to an a.t.v. or for in mushing. (calling to dogs) good dogs! ed: one might think the absence of snow might slow this gang down but marla says her alaskan huskies are champing at the bit year round. >> i use the a.t.v. to slow them down. they're genetically bred to run. they're born to run. they love it. ted: b-b has raced all over new england and as far away as alaska, all this after spending more than 20 years as a professional blues singer. of reigns. i felt like the athlete in me, she wants her day before it's too late. this is her time. ted. all about athletic teamwork. >> on the sled, i also am working. i'll be running up the hill, in between the runners or i might jump off and hold on to the sled. my team, my leader looks at me when we hit a hill. he's like yo! are you helping? i'