Updated

Christa Pike, a Tennessee death row inmate who survived a botched lethal injection execution attempt, is reportedly showing a "profound" and "remarkable" health turnaround, according to her lawyers. The case has drawn national attention to the mechanics and ethics of lethal injection procedures. The incident has prompted renewed public discussion on capital punishment, with the BBC surveying Americans and international visitors in Washington DC about their views on the death penalty in light of Pike's case.