Israel launched an attack on the leadership of Hamas in Qatar on Tuesday, expanding its military actions that have ranged across the Middle East to include the Gulf Arab state where the Palestinian Islamist group has long had its political base. An Israeli official confirmed to Reuters that Israel had carried out an attack on Hamas leaders in Qatar. Qatar's Al Jazeera television, citing a Hamas source, said the attack targeted Hamas Gaza ceasefire negotiators. Several blasts were heard in Qatar's Doha on Tuesday, Reuters witnesses said. Plumes of black smoke were billowing from the city's Legtifya petrol station. Right next door to the petrol station is a small residential compound that has been guarded by Qatar’s emiri guard 24...