Complex sentence: But when the Progressive Convention did not nominate anyone, Daly declined to run himself, stating that he wanted to spend time with his family and that his wife was due to give birth shortly before the mayoral election.
Split into simpler sentences: But when the Progressive Convention did not nominate anyone, Daly declined to run himself. He said that he wanted to spend time with his family and that his wife was due to give birth shortly before the mayoral election.