Patients receive CPI-613 intravenously (IV) over 2 hours on days 1 and 3, and docetaxel IV on day 1. Treatment repeats every 21 days for up to 6 courses in the absence of disease progression or unacceptable toxicity. Patients that achieve stable disease after 6 courses then receive CPI-613 alone on days 1and 3. Courses repeat every 21 days for up to 2 years in the absence of disease progression or unacceptable toxicity.