International Game Technology (NYSE:IGT) shares are trading higher on Tuesday. The company reported first-quarter adjusted earnings per share of 46 cents, beating the analyst consensus of 23 cents. Quarterly sales of $1.067 billion beat the street view of $1.029 billion. Revenues increased 1% from the prior year, driven by Global Lottery growth, partially offset by Gaming & Digital product sales timing. Global Lottery revenue rose 6% to $661 million, while Gaming & Digital slumped 7% to $406 ...