Rudrapur, June 6 -- A 10-day swimming refresher course to train 221 police officers in Udham Singh Nagar commenced on Thursday to prepare them for emergencies in case of floods in the district, police officers said. "Several our police jawans know how to swim and we want to utilise the expertise during monsoon season," said Manikant Mishra, senior superintendent of police (SSP), US Nagar. It is a part of a long-term preparation....