(AP) — Former U.S. Sen. John Danforth, an outspoken critic of the uncompromising nature of modern politics, was to speak Tuesday at a memorial service for Missouri Auditor Tom Schweich, who fatally shot himself not long after entering a combative campaign for governor. The 54-year-old Republican auditor leaves behind a wife and two children, a seemingly rising political career and plenty of questions for Missouri politicians who now are wondering whether the negative nature of today's campaigns contributed to Schweich's death. Republican state Sen.