WASHINGTON - Departing Democratic House leader Dick Gephardt of Missouri has decided to form a presidential exploratory committee, kicking off his second run for the White House in 14 years at an event later this month, The Associated Press has learned. AP Photo An invitation obtained by the AP says Gephardt will raise money for the exploratory committee at an event Jan. 22, asking for donations of at least $1,000 — or half the maximum for presidential candidates. "Join us for a reception benefiting Richard Gephardt for President Exploratory Committee," the invitation said. A source close to Gephardt, who spoke...