Petersson, chief prosecutor notably for organized crime in Stockholm, has tackled several major cases over a 20-year career, including the 2003 murder of foreign minister Anna Lindh, who was stabbed to death in a department store by a man with psychiatric problems.
Lietas izmeklēšana tagad uzticēta prokuroram Kristeram Petešonam, kurš 20 gadu ilgās karjeras laikā izmeklējis vairākas svarīgas lietas, tostarp 2003.gadā notikušo Zviedrijas ārlietu ministres Annas Lindas slepkavību.