1. It upheld the firing squad in 1879, the electric chair in 1890 and lethal injection in 2008.

2. Many of the legal arguments focused on the three drugs used in lethal injections.

3. If that is the case, they need to prove to us that lethal force was necessary.

4. She said he had armed himself with a lethal weapon and clearly wanted to use it.

5. Israel has also been going after individual Hamas figures in recent days, to lethal effect.

6. The federal government also uses lethal injection but rarely carries out executions.

7. He faces death by lethal injection or life in prison.

8. His lethal injection was the third in Texas this year.

9. Oklahoma immediately delayed a second execution so it could review its lethal injection protocols.

10. It was a cooking tool, but also a potentially lethal instrument.

11. The drugs used in executions by lethal injection all have valid clinical uses.

12. He said that the officer was lucky to be alive and certain he had no choice but to use lethal force.

13. It also used lethal force to disperse demonstrations last year.

14. If the casualty figures are borne out, it would be one of the most lethal attacks in many years.

15. South Africa has stringent laws regulating the use of lethal force for self-protection.