we have allen cummings, allen cummings has been employed at the space radiation laboratory at cal tech since 1973, and he is presently a current senior scientist and member of the professional staff there. we have suzanne dodd, suzanne dodd is jpl's director for the interplanetary network director and she has more than 30 years experience serving as project manager role and also other missions. and we have anne drea. who is work is largely concerned with the effects of science and technology on our civilization, she was co-writer on the emmy winning television series " "cosmos." so without further adieu, i will ask our panelists questions to start with the voyager mission. we'll start with dr. stone. so dr. stone, to you what is so special about voyager? >> well, from many points of view, voyager really represents humanity's most ambitious journey of discovery and that i think is it's legacy. >> and tell us about the beginnings of the mission, the early years? >> voyager began when gary flandro which you'll hear about in a few minutes discovered that there was a year 1997, plus or minu

. >> reporter: chief allen cummings says the 53-year-old and a 48-year-old female could not locate the item from the sale, a piece of welding equipment. that was supposed to be stored in this shed on highland avenue. for some reason, they go two blocks to where mike ventura and his 16-year-old son live. >> they accuse them of taking the generator for the welder, yes. >> reporter: ventura told us they barged into his yard and kicked their way into his shed. >> opened the door and they tried to find this welder. >> right, walked through it. not here. >> not here absolutely not. >> reporter: the pair returns to highland avenue. >> about a half hour, i was little concerned 'cause i was accused of it and i know the lady, so me and my son and his friend we just rode over there and asked them if they find it and they did in their shed. >> it had been moved but still in the residence. >> reporter: ventura claims the 53-year-old apologizes and then gets agitated and tried to throw a punch. >> he missed me. i moved. i kind of stumbled. he went for my son grabbed him by the hoodie. >> reporter: v

. >> reporter: chief allen cummings says the 53-year-old and a 48-year-old female could not locate thewelding equipment. that was supposed to be stored in this shed on highland avenue. for some reason, they go two blocks to where mike ventura and his 16-year-old son live. >> they accuse them of taking the generator for the welder, yes. >> reporter: ventura told us they barged into his yard and