Israel's "tunnel rats" brace for new guerrilla war

SIRKIN SPECIAL FORCES BASE, Israel (Reuters) - Fearing a surge in tunnel and bunker construction by Lebanon's Hezbollah and Palestinian militants, Israel is training its troops to hunt below ground with robot probes and sniffer dogs. Such preparations reflect concerns that should Israel or the United States carry out attacks on Iran's disputed nuclear programme, Tehran may retaliate through its ...