Antigovernment protesters ahead of the elections. I am natosha butler in paris where a shocking video is fueling a debate about Police Violence. A scientist at the center of Irans Nuclear program has been assassinated near the capital. Mohsen fakhrizadeh later died in hospital. Iranian officials suspect israel was behind the attack but havent provided evidence. A military commander promised to strike as thunder against those responsible. At first, the car carrying him was shot at. 15 seconds later, a nissan pickup truck loaded with explosives inflicted wounds on him that led to his death. Our correspondent is in the capital tehran. He says people believe fakhriz adeh was assassinated to wreck any chance of the u. S. And iran continuing with the iran nuclear deal. The Intelligence Ministry says they are launching an investigation. This is a highprofile kidding killing. His movements were highly protected. It was kept a secret, and there will be questions internally about how this has ha