A statement attributed to Iran's supreme leader says any future response to an attack would have no geographical limits. The remarks have fueled speculation that Tehran could target Europe and abandon its self-imposed 2,000-kilometer limit on missile range.

A statement attributed to Iran's supreme leader says any future response to an attack would have no geographical limits. The remarks have fueled speculation that Tehran could target Europe and abandon its self-imposed 2,000-kilometer limit on missile range.