Read the sentence. ted kennedy fought a brain tumor for over a year however he died on august 25, 2009. which is the best way to correctly punctuate this sentence? ted kennedy fought a brain tumor for over a year: however, he died on august 25, 2009. ted kennedy fought a brain tumor for over a year, however, he died on august 25, 2009. ted kennedy fought a brain tumor for over a year however, he died on august 25, 2009. ted kennedy fought a brain tumor for over a year; however, he died on august 25, 2009.