herby hancock has just wrictte " "herby hancock: possibilities," which traces his childhood in chicago to his collaboration with miles dave toys his commitment to budapest -- davis to his commitment to buddhism. a conversation with the incomparable hershby hancock coming up right now. ♪ ♪ >>> and by contributions to your pbs station from viewers like you. thank you. ♪dczñ >>> herby hancock has embraced just about every musical genre possible from jazz to fusion to funk to hip-hop. now after more than 50 years as a musician and composer, he's considered one of the towering forces in american music with 14 grammy awards and, of course, a lifetime achievement honor from the jazz foundation of america. he's now written finally a new memoir. it's titled d "hersheby hancock possibilities," and talks about the influence of jazz great miles davis. let's look at the two of them performing together. ♪ ♪ ♪ >> what do you make of the blessing of being such a long distance runner? >> i'm just glad we're still here. >> when you see that clip, though, herby, when the clip was playing, made the joke i

and herbie hancock, on how his music bridges the gap of different generations.tonight there's new information about 43 missing students in mexico. police say three suspected gang members have confessed to their murders. rachel levin is in mexico city with the latest. >> on friday, mexico's attorney general gave a chilling press conference, where he detailed the confessions of three gang members who said they participated in the killings of are 43 students in guerrero over a month ago. the gang members said they received the 43 students in buses in a trash dump a few kilometers away from where the attack occurred. at least 13 of those students were dead upon arrival and then they decided to kill -- proceeded to kill the rest of them some by ax fix yaitio act d some by burning. they are combing the scene and looking for evidence as to what would point to the truth of what happened to those 43 students. those 43 dna samples have been shipped to austria, because of the state in which those remains were found. the parents had their own press conference an hour later,

herbie hancock with us at the table. how are you?u so much. >> my favorite story in the book. you're on stage in massachusetts and not thrilled with the way you're playing. and miles davis says don't play the butter notes. and you're thinking what does that mean? it takes you to a new way of playing. you find out years later that he said don't play the bottom notes. the misleadings lead you to a new life. talk about what you learned playing with miles? >> he was a genius. he just threw this magic dust out there and somehow it always worked. the great thing is, it really shows what a great teacher he was because he was the kind of guy that would kind of lead you toward a math, but you would have to discover the answers to your issues yourself. he didn't provide you directly with thezers and that's what a great mentor does. >> how did you figure out that that wasn't what he had said? >> i was actually at harvard giving a lecture and doing a q and a. someone said i read miles davis' book and he said play the bottom notes. >> all these y

. >>> hi, join me next time for a conversation with the great musician and composer herby hancock aboutties. that's next time. see you then. ♪ >>> and by contributions to your pbs station from viewers like you. thank you. >> charlie: welcome to the program. we begin this evening with neil patrick harris. >> i've lived a lot of chapters and i think that was the thing i keyed in on was that i didn't have a big arc to tell, but i had lots of really extraordinarily interesting things that i have gotten to do, whether they be act as a kid or white water rafting in costa rica or, yeah, having kids through sur roug surrogacy. >> charlie: we conclude with al hunt, his guest denis mcdonough, white house chief of staff. >> we know to win this thing, our effort to degrade and destroy i.s.i.l, our security forces have to be the boots on the ground to take the fight to i.s.i.l. our guys will make sure

. >>> hi, join me next time for a conversation with the great musician and composer herby hancock aboutties. that's next time. see you then. ♪ >>> and by contributions to your pbs station from viewers like you. thank you. narrator: today, americans are spending hundreds of millions of dollars on wearable devices and smartphone apps to track their fitness and health. smarr: this amazing explosion of wireless health devices is giving us the kind of feedback we've never had until now. narrator: this isn't just the latest health fad. from the number of steps walked to the genes in our bodies, we can now generate our own health data. but who has access to this information, and can regulation keep up with innovation? coming up, how new technologies are helping drive a digital health revolution to hack, track, and quantify our lives. [ heart beating ]