A search is on for a missing boater Sunday night at a lake in Polk County, authorities say. The sheriff's office said in a news release they are searching Lake Clinch in Frostproof, which is where the missing boater was last seen. At around 8:20 p.m., the sheriff's office and the Frostproof Fire Department arrived at the lake and immediately deployed boats into the water to look for the boater, deputies say. For more: https://www.wtsp.com/article/news/local/polkcounty/polk-county-missing-boater-frostproof/67-179957fe-0956-452c-8e1a-0c5c6183071d ►Subscribe: https://on.wtsp.com/youtube ►Website: https://www.wtsp.com/ ►Facebook: https://facebook.com/10TampaBay ►Twitter: https://twitter.com/10TampaBay