"A second night of drunken disorder has rocked Dunedin following the arrival of the annual Undie 500 car rally in the city.
Again facing off against a mob of about 600 people in North Dunedin's Castle Street area, police in riot gear used pepper spray to subdue and disperse the hordes throughout Saturday night. Students again lit fires and pelted police with bottles.
The crowd advanced on officers, "challenging the police line", after police tried to grab a man, Inspector Dave Campbell said on Sunday.
"Many students were pepper sprayed and officers had to call for more supplies as some had emptied their canisters on those students," Mr Campbell said.
Police arrested between 50 and 60 people. This follows the 20 arrests made on Friday night. The weekend's violence and disorder saw the highest number of arrests in recent years......."