ISTANBUL At least 54 people were killed in Israeli attacks across Lebanon on Sunday, taking the overall death toll since last year to 3,240, the Lebanese Health Ministry said on Monday. In a statement, the ministry added that 56 other people were wounded in the past day, raising the total number of injured to 14,134 since last October. Israel has launched a massive air campaign in Lebanon since late September against what it claims are Hezbollah targets in an escalation from year-long cross-