i'm jason kelley. carol: i'm carol massar. n listen to us on radio on sirius xm channel 119, and on am 1130 in new york, 106.1 in boston, 99.1 fm in washington, d.c. jason: am 960 in the bay area. and london on dab digital and through the bloomberg business app. copper mines in chile, always presenting a target for thieves. we are talking about an area as big as nebraska. it is mostly uninhabited and because copper is crucial to everything from electronics to plumbing, it is easy to find a buyer. carol: big companies have added security but one thing remains, the trains. >> copper theft is a major issue in chile. it is the world's largest producer of that metal and the amount of copper produced is a great target for robbers, for thieves in that part of the world. it turns out that mines in northern chile are in the middle of the desert so quite isolated and makes for an easy target that people want to rob them. >> for a while, thieves robbing the mines themselves, putting it either in their backpacks or more professional bands

jason: i'm jason kelley. we are at bloomberg headquarters in new york. this week, a special takeover issue. a binge were the issue telling the stories of robbery, bribery, and fraud. in mexicoluding theft with tragic consequences and how one man rake in millions on biodiesel tax credit with multiple wives. carol: we begin with "bloomberg businessweek" joel weber. this is an issue to take to the lake. joel the goal is to steal your summer. cover to cover heist stories. they are a type of business story, right? only it is a business story with a major twist because it is ultimately about crime and the business of crime. jason: and every story has a twist including the story -- i love this 1 -- about model trains in england. our reporter turned into a private investigator. joel austin brought us this sensational story. easyng about a heist story want to read it to the end because you don't know how it ends and that is where austin excelled. we are talking about model trains. not little model trains, but model tra

jason: i'm jason kelley. h up on our daily show by listening and subscribing to our podcast at itunes, soundcloud, or bloomberg.com. carol: find us online at businessweek.com and our mobile app. jason: in the politics section, the islamic state is largely disputed on home territory. carol: but the organization is rebuilding africa. >> the leader of the islamic state, as most of us are aware, reemerged in a video in which he discussed the sri lanka bombings, the resurgence of the caliphate, especially in africa. he took a pledge of loyalty from a group, they are looking at expanding into sedan and on syria and -- sudan and algeria and they are looking to recover, recharge, and refund their activities. carol: you have this in the story, they are doing it differently. they are not trying to be extremist in terms of targeting everybody including civilians. they are going after soldiers and helping people that did wells -- dig wells and help them live better. jillian: a group that split off has done exactly that. i

i'm jason kelley. carol: i'm carol massar.an listen to us on radio on sirius xm channel 119, and on am 1130 in new york, 106.1 in boston, 99.1 fm in washington, d.c. and am 960 in the bay area. jason: in london on dab digital and through the bloomberg business app. carol: americans say money they had at mexico's monex bank is gone. jason: they say the bank is helping them. we are talking $40 million missing from as many as 158 different accounts. carol: reporter david welch has the story. david: americans decide, i will move to mexico, the weather is nice, san miguel is very artistic, nice climate. my dollar goes a long way, and they moved down there. all of them, basically, started banking with their u.s. banks and getting money sent to mexico. getting actual cash, getting liquidity was time-consuming, there were heavy fees, and after a few years, they decided to bank locally and that is where the trouble started. carol: talk about who monex is. jason: there is banco monex and then the brokerage house. people had accounts in

jason: i'm jason kelley. we are at bloomberg's headquarters in new york. k, a special takeover issue. a binge-worthy issue filled with true stories of robbery, bribery, and fraud. jason: including theft in mexico with tragic consequences and how one man raked in millions on biodiesel tax credit with multiple.

. >> reporter: alameida county deputy sheriff ray kelley was for anyone to want to hurt or kill him. >> reporter: on june 16th, jason was walking home from the store 21,000 block of arbor avenue in unincorporated hayward. the bullet pierced his thumb and lodged in his heart. >> there was not a lot of evidence at the scene. there was no, back then, back in 2005, video surveillance. >> reporter: and no witnesses. his landlord who asked that we not show her face, still remembers that day. >> i have often wondered, you know, if they found anything out. >> reporter: painful for jason's twin brother who tears up and stares into space when he thinks about the murder. sergeant kelley would like to solve the case. >>> sergeant kelley says tonight that there are a lot of cold cases like .is for one person t forward. reporting live in san leandro, news. >> cheryl, thank you. we are tracking developing news. an immigration threat coming from president trump. he's tweeting late tonight that i.c.e. will remove millions of undocumented immigrants as early as next week. they will be removed as fast as they come in, writes the presi