Syrian army launch major op against militants in Aleppo

These are some of the headlines we are tracking for you in this edition of Press TV's Top 5:

• The Syrian army and its allies launch a major operation, said to be the fiercest in months, against foreign-backed militants south of Aleppo in the country’s north.
• More than 70 mercenaries of Saudi Arabia are reportedly killed and dozens injured following missile attacks by Yemen’s Ansarullah and allied forces on a military complex in the province of Jawf.
• Iran says Israel remains the only obstacle to a Middle East free from nuclear arms, adding Tel Aviv is receiving much help from nuclear states to develop such weapons.
• The US secretary of state says Iran has the right to have access to America’s financial system.
• US Democratic presidential hopeful Bernie Sanders and Republican Ted Cruz win the state of Wisconsin’s primary vote. We’ll have a report.