"Whatever has happened is very sad and unfortunate. This is the responsibility of the state government," Tewari told reporters here.
He said the biggest challenge now was to bring back normalcy in the affected areas.
"People must be brought to book. It is not necessary to politicise every issue," he said.
Muzaffarnagar, which witnessed communal riots in which 38 people were killed, was largely calm Wednesday.
--IANS (Posted on 12-09-2013)