More than 1,000 people, including Hezbollah fighters and medics, were wounded on Tuesday when the pagers they use to communicate exploded across Lebanon, security sources told Reuters.A Hezbollah official, speaking on condition of anonymity, said the detonation of the pagers was the “biggest security breach” the group had been subjected to in nearly a year of war with Israel.Israel and the Iran-backed Hezbollah have been engaged in cross-border warfare since the Gaza war erupted last October, the worst such escalation in years.The Israeli military declined to comment on Reuters enquiries about the detonations.Iran’s Mehr news agency said the Iranian ambassador to Lebanon, Mojtaba Amani, was injured by one of the blasts.Reuters could not immediately confirm the report.For all the latest headlines follow our Google News channel online or via the app.A Reuters journalist saw ambulances rushing through the southern suburbs of the capital Beirut, a Hezbollah stronghold, amid widespread