Buy six ounces of ground chuck — 80 percent fat, 20 percent lean — per burger. It may be tempting to use more meat per burger, but a larger burger patty will be difficult to cook to the right temperature all the way through. Get more burger tips over here — including the mistakes everyone makes.
- Italy is today observing a national day of mourning for the victims of Wednesday's earthquake. The death toll has climbed to 284.
- Donald Trump's campaign chief Stephen Bannon said "he doesn't like Jews," according to his ex-wife.
- Federal health officials have called for nationwide testing of all blood donations for the Zika virus.