Belarusian who shot self-made gun detained near Saint Petersburg

A 44-year-old Belarusian with a self-made gun has been detained not far from Saint Petersburg. He shot at two men in the village of Radogoshch because of a quarrel.  They were taken to hospital in a moderately severe state.
Saint Petersburg mass media report that a criminal case has been started against the Belarusian citizen. It has turned out that he is jobless and it is not clear what he is doing in Russia.