The payoff, according to projections cited Wednesday by Mayor Bart Peterson and others who formally announced the bid: 98,000 visitors to the city and an economic impact of $262 million. Fred Glass, head of the Capital Improvement Board; Cathy Langham, chair of the Greater Indianapolis Chamber of Commerce and president of Langham Transportation Services; John Lechleiter, president and chief operating officer of Eli Lilly and Co.; and Eugene White, superintendent of Indianapolis Public Schools.