Nine people have been killed and some 2,800 injured in suspected coordinated explosions of hand-held telecommunications devices across Lebanon, the Health Ministry in Beirut said on Tuesday evening. A child was among those killed when pagers in several Lebanese regions exploded earlier on Tuesday, Health Minister Firas Abiad said during a press conference in Beirut. Some 200 people are in critical condition, he said. The Lebanese Shiite militia Hezbollah blamed Israel for the detonations, threatening retaliation. Most of the victims suffered injuries to the hand, while some were also injured i…