patrick john lyons will live on for now and for all eternity. dear family and friends, may i introduce you to the new love of my life, patrick matt lyons. >> this was for the football team hall of fame. >> reporter: this is that baby today. they say he walks just like pat, wets his fingers to throw a football just like pat. >> nice throw. >> nice throw. yes. >> reporter: even after being adopted as the bravest water boy. >> water. >> reporter: and hanging out withthis dad's buddy artie. even after years of visiting the firehouse -- >> we're here for breakfast. >> reporter: -- his mom often wondered how much h understood. >> this is the schedule on september 10th, and that's my dad's name. >> reporter: untntil the day little patrick announced he wanted to write this letter. >> dear dad. i just missed meeting you. you died on september 11th, 2001, and i was born 26 days later on october 7th. >> very smart child. >> i want you to know that mommy is doing a great job of loving me and raising me in a happy home. every september 11th we go to your firehouse, squad 252. we get to o eat lots of donuts d see the e re truck. i see e every year, and every

." >> dear family and friends, may i introduce you to the new love of my life, patrick matt lyons. >>eporter: saturday, he'll read that letter at the fifiman's mass at st. patrick's cathedral. proof that it is possible to never forget as life goes on. bill weir, abc news, new york. >> and you have to believe his father would be so proud. you can see more on patrick jr.'s story tonight on "nightline." for diane sawyer and all of us at abc news, good night. >>> no justice no, bart. police protesters stage a demonstration shutting down san francisco bart stations. >> fbi descends on a bankrupt solydra plant. why they want to put the company ceo on the hot seat. >> and tonight how the suspect's pregnancy could play into the defense. >> the san francisco flight attendant who has become one of the unsung heroes of september 11th. >> good evening, everyone. i'm carolyn johnson. >> and the powell street bart station is closed right now. >> police shut down that station about half an hour after the protests began by the group no justice no, bart. this time, the targ yilt was the powell street