Annaly Capital Management delivered solid second-quarter results despite more turbulent market conditions.Annaly Capital Management (NLY 1.12%) offers investors a tempting dividend yield. At more than 13%, it's 10 times higher than the S&P 500's dividend yield.With that higher yield comes more risk. The mortgage real estate investment trust (REIT) uses lots of leverage to invest in mortgage-backed securities (MBS) backed by government agencies like Fannie Mae. While that leverage can boost its returns, it a ...