Ethiopia says state of emergency will last six months

(This Feb. 17 story is refiled to reflect latest update)By Aaron MaashoADDIS ABABA (Reuters) - A state of emergency imposed in Ethiopia a day after the prime minister resigned will last for six months, the defense minister said on Saturday, as authorities sought to tamp down unrest in Africa's second most populous nation.Outbreaks of violence had continued in parts of the country and the government was banning protests, along with the preparation and dissemination of publications "that could inc