Preview: Viewing highlights of the week

What if Ben Dunne hadn't decided to order himself some coke and a hooker that night in Florida in 1992? Chain Reactions, Thursday, 10.15pm, RTE 1:

What if Ben Dunne hadn't decided to order himself some coke and a hooker that night in Florida in 1992? What if Michael Smith and Colm MacEochaidh hadn't put up a stg£10,000 reward for information about planning corruption? Tonight's show examines the above events and plots an alternate path through history. Chain Reactions, Thursday, 10.15pm, RTE 1:

Led by rebel chief Shamil Basaev, the Chechen militia resorted to kidnapping, terrorism and brutal guerrilla ...