Western Midstream remains an attractive passive income investment.Western Midstream (WES 2.26%) operates crucial energy midstream assets to support the operations of its top shareholder, Occidental Petroleum (OXY 1.08%), and other oil and gas companies. Those assets generate stable cash flow to support the master limited partnership's (MLP) 8.8%-yielding cash distribution. The energy companies recently renegotiated some of their natural gas gathering and processing contracts. These new mutually beneficial a ...