Reporter liam cardinal says he wasnt surprised his 80year old father was being a good samaritan, helping a stranger. He saw a young man with a bicycle that had a flat tire and my father, being the way he is, he was out walking the dog and he said, he probably said hey young man, can i help you with that flat tire . Last friday night in this palo alto neighborhood at linden and seneca he grabbed a light poem from his home of 48 years. When he returned, unbeknownst to him, the young man was armed with a knife and began violently stabbing him. Its to my understanding it was multiple, multiple stab wounds to the neck and the face. Reporter neighbors who witnessed the assault told his wife and immediately called 911. It was a random, violent attack against an elderly male for no apparent reason. Reporter the suspect took off on his bike. Coincidentally, the suspects family members arrived looking for him. Authorities found him less than two miles away at his East Palo Alto home. 18yearold A