Edward Busby's execution would be the 600th carried out in Texas since the state resumed the death penalty in 1982.
Two executions on May 14 were the first in a series of five scheduled across the country over eight days.
Broadnax, who was convicted of killing two music producers in Garland in a 2008 robbery, is the third inmate executed by the state this year.
A Texas death row inmate who killed his ex-girlfriend and her 8-year-old son used his final moments before execution Wednesday to apologize to the woman’s surviving son — whom he stabbed 25 ...