What type of details about roman polko can be gathered from the following bio? Bio: major general dr roman polko -lrb- b. november 8 , 1962 in tychy , poland -rrb- is a polish army officer , acting chief of biuro bezpieczenstwa narodowego -lrb- bureau of national security -rrb- , former commander of '' jw grom '' , doctor of military science studies , speciality : management . polko graduated from the '' tadeusz kosciuszko land forces military academy '' in wrocaw . he served in a reconnaissance unit in dziwnow , then in the '' 1st special commando regiment '' in lubliniec , as commander of commando groups . from 1992 until 1994 he took part in the unprofor peace mission in former yugoslavia . in 1994 polko began to study at the '' national defence university in warsaw '' , after that he served in the position of a senior operation officer in the '' czerwone berety '' -lrb- red berets -rrb- in krakow . he also finished ranger school and pathfinder course in usa . in 1998 polko became popular commander of the '' 18th landing-assault battalion '' from bielsko-biaa , which was a part of the polish military contingent in the nato kfor forces in kosovo . polko was assigned as commander of the polish contingent . from may 26 , 2000 until february 11 , 2004 he was commander of the special forces unit '' grom '' . he commanded the grom unit behind enemy lines in iraq , during the operation iraqi freedom . in 2006 colonel polko returned to active duty , on february 23 again became commander of grom . since march 2006 brigadier general -lrb- genera brygady -rrb- . on september 7 , 2006 gen. polko was nominated for the post of deputy chief of biuro bezpieczenstwa narodowego -lrb- bureau of national security -rrb- . in august 2007 he became acting chief of national security bureau , because previous chief was nominated for the post of minister of internal affairs . on august 15 , 2007 r. polko was promoted to major general -lrb- genera dywizji -rrb- . active sportsman taking part in marathons , ski and parachute instructor -lrb- master class -rrb-
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