Wabtec on Wednesday reported stronger earnings as the equipment manufacturer’s revenue and profits grew in both its freight and transit segments. “We delivered a very strong quarter evidenced by continued growth in our backlog, sales, margin, and earnings,” Chief Executive Rafael Santana said on the company’s (NYSE: WAB) earnings call. Operating income increased 17%, to $491 million, as revenue grew 8.4%, to $2.89 billion. Earnings per share increased 11% to $1.81. Freight segment revenue was up 8.4%. E ...