Kinder Morgan's growth engine is shifting into a higher gear.Kinder Morgan (KMI 2.53%) has struggled to grow in recent years. The natural gas pipeline giant's adjusted earnings before interest, taxes, depreciation, and amortization (EBITDA) were $7.5 billion last year, about the same level as it was in 2018. While the company's financial results were very stable during that period, its earnings didn't grow. However, the pipeline company reached an inflection point this year (it expects to generate about $8. ...