U.S. stocks started Friday's trading lower weighed by ongoing geopolitical tensions in the Middle East and Ukraine and earnings results. Despite a rebound in durable goods, which rose 0.7% in June, stocks like Amazon (AMZN) pushed the markets lower at the open. Amazon was down more than 10% in after-hours trading after missing expectations. The internet retail giant posted wider-than-expected losses. Pandora Media (P) is sharing a similar story after reporting Q2 losses. Starbucks (SBUX) reported earnings Thursday posting a rise in profit but investors are cautious about the company's 2015 outlook. El Pollo Loco (LOCO) will being trading Friday on the Nasdaq. TheStreet's Susannah Lee reports from Wall Street.