Two separate companies with facilities in Largo alerted the state this week that they will close the facilities and lay off employees. Atkore International, based in Illinois, will close its facility at 2000 Tall Pines Drive in Largo and lay off 101 employees. The company manufactures and distributes electrical products in the U.S. and internationally, according to Bloomberg. The majority of employees affected are machine operators; other positions include mechanics, shipping clerks, managers,...