Tuesday Morning Ousts Kathleen Mason as CEO

Tuesday Morning Corp. has ushered out its current CEO and is on the hunt for a new one, the discount retailer said Wednesday. It also announced several other management changes and lowered its guidance, which sent its shares plunging in after-hours trading.The company said that it relieved Kathleen Mason of her duties as president and CEO on Tuesday. She was appointed to the post in 2000.Michael Marchetti, 55, who is its executive vice president and chief operating officer, was promoted to president and chief operating officer. He will also serve as interim CEO.