Unit1ReadingBoymissing,policepuzzledPoliceinAmericahavesteppeduptheirsearchforafifteen-year-oldboywhowentmissingthreedaysagoinDover,NewHampshire.Thisinteresthasreceivedgreatinterestduetoreportsofalienvisitaroundthetimetheboydisappointed.JustinFoster，ahighschoolstudent，waslastseenFridaynight.Thateveningat8p.m.，Justinwenttoplaybaseballwithtwofriends，whobothsayJustinwenthomeafterthegame。WitnessesalsosaytheysawJustinwalkingtowardshishouseat10.45p.m.Justin’ssister,Kelly,agednine,sayssheheardherbrotherreturnhomeatabout11p.m.‘Iwasgettingreadyforbed’Kellysaid.‘Justinwentstraighttohisroom.Ididn'tseehim,butIheardhimputonhisfavoriteCD.Iwenttobed,andwaswokenuparoundmidnightbyabrightlightoutsidemywindow.’Atfirst,theyounggirlthoughtitwasthelightofthefullmoon,butthensherealizedthatitwasmovingandcomingcloser.‘Ipulledbackthecurtainsandsawalargespaceshipflyingoutside.Ithadbluelightsallaroundit,andthereweremanywindows.Standinginsidewerelotsofstrangecreatureswithwhiteskinandlargeblackeyes.Iwasfrightened!’Kellysaidthatthespaceshipthenmovedaroundtothesideofthehouse,towardsherbrother’sbedroom.‘TherewasaflashoflightandIheardJustinshout,andthentheUFOjustdisappeared.Ihaven'tseenJustinsince.I'msurethealienstookhim.’Kellythenranandwokeuphermother.However,sinceMrs.FosterthoughtthatJustinwasspendingthenightwithafriend,sheassumedthatKellywashavingabaddream,andsentherbacktobed.Mr.Fosterwasworkingthatnightonhisroadconstructionjob,andwasnothomewhentheseeventsoccurred.WhenJustindidnotshowupforlunchthenextday,Mrs.Fosterbecameworriedandtoldherhusbandtocallthepolice.SomepeopleinDoveralsosaythattheysawaliensthatnight.‘It’shappenedtome!‘saidMrs.MavisWood.‘ThealienstookmeaboardtheUFOsothattheycoulddoresearchonme.Luckily,theyretunedmehomewithoutanyinjuries.Thewholeexperiencewasterrible!Ihaven'tbeensleepingwellsinceIreturnedhome.IthinkJustinwastakenawaybythem,too.’WhenaskedaboutthepossibilitythatJustinwastakenbyaliens,DetectiveSamPeterson,whohastakenchargeofthecase,toldjournalists,‘Sometimespeoplem