A Summit police sergeant has been left partially blind and partial paralysis of the left side of his body as a result of complications following a surgery to remove a noncancerous brain tumor. Brian Werthmann, who has served in the Summit police department for over 24 years, underwent an eight hour surgery to remove the 4 centimeter tumor on May 31, according to aGoFundMe established by the Summit PBA. Werthmann was set to retire from law enforcement on Aug. 1 and begin working as a general contractor with his new company, Werthmann Bros. Due to the complications, he will not be able to work a…