Indices closed in red territory on Monday, May 13, 2019. The Dow and S&P 500 experienced their worst day since the beginning of the year. Brands including Boeing and Apple sold off amid tariff tensions. The iPhone innovator lost a court decision that could potentially end the 30% commission it charges on app sales. On another note, ride-sharing company Uber dipped 11% to $37.10 today following a less-than-stellar initial public offering on Friday. Shares are down nearly 18% below the company’s $45 IPO price.