An apparent Israeli drone strike in Syria on Tuesday prompted the Lebanese militant group Hezbollah to respond with rocket fire into the Israeli-occupied Golan Heights, the group said, an attack that killed two people as fears continued to grow over the threat of a full-scale war.Hezbollah said in a statement that it targeted an Israeli military base in direct response to what it called an "assassination" in Syria earlier in the day. The Syrian Observatory for Human Rights, a Britain-based war watchdog, reported Tuesday that two Hezbollah members had been killed in an Israeli drone strike on their vehicle near the Lebanese border. The driver of the vehicle, a Syrian national, was also wounded in the attack, the war watchdog said.Neither Hezbollah nor the Israeli military have said whether ...