LAS VEGAS (AP) — Nevada twice has come close to carrying out its first execution in 12 years. And twice it failed.

Condemned killer Scott Raymond Dozier says he wants to die, but the state has no clear path forward after courts blocked it from using a never-tried combination of drugs that it created after struggling to get lethal injection supplies.

The delays are raising questions about whether Nevada can overcome legal hurdles to execute its first inmate since 2006 and whether the political will exists to find a way to carry out capital punishment at all.

States, including Nevada, have incre...