FREETOWN - Sierra Leone has declared a state of emergency and called in troops to quarantine Ebola victims, joining neighbouring Liberia in imposing controls as the death toll from the outbreak of the virus hit 729 in West Africa. Full article
As the European Union and the United States ramp up their sanctions on Russia, President Vladimir Putin's plans for retaliation seem to include an attack on McDonald's. There could not be a more powerful symbol that geopolitics is increasingly undoing the globalization of the world economy. Full article
OTTAWA/TORONTO - The recent hacking attempt on a sensitive Canadian government computer network is similar to attacks mounted by an elite unit of the Chinese army based in Shanghai, according to a cybersecurity expert. Full article
TAIPEI - Gas leaks triggered a series of powerful explosions in the southern Taiwanese city of Kaohsiung, killing at least 20 people and injuring up to 270, officials said Friday, warning that the toll is expected to rise. Full article
ROZSYPNE - Explosions range out near the crash site of downed flight MH17 in eastern Ukraine on Thursday as international investigators arrived for the first time in nearly a week after Kiev announced a surprise one-day halt to its offensive against rebels. Full article
The United States has allowed Israel, waging an offensive in the Gaza Strip, to tap a local U.S. arms stockpile in the past week to resupply it with grenades and mortar rounds, a U.S. defense official said on Thursday. Full article
For scientists tracking the deadly Ebola virus in West Africa, it's not about complex virology and genotyping, but about how contagious microbes - like humans - use planes, bikes and taxis to spread.