Complex sentence: Dawn Drexel remained in South Carolina the month of May to continue searching for her daughter and publicizing the case, while Brittanee's boyfriend, John Grieco, is organizing a fundraiser in Rochester on June 26.
Split into simpler sentences: Dawn Drexel remained in South Carolina the month of May to continue searching for her daughter and publicizing the case. Drexel's boyfriend, John Grieco, organized a fundraiser in Rochester for June 26.