Presumptive Republican presidential nominee Donald Trump offered his thoughts on the blast at the Istanbul Airport which left dozens of people dead saying, "We better get tough or we are not going to have much of a country left. It's bad."Trump, speaking in the battleground state of Ohio said, "I wanted to talk to you about a few things, and then as you know, we had another suicide bombing in Istanbul, Turkey," he said. "Many many people killed, many many people injured," Trump said. "Folks, there is something going on that is really really bad. It's bad, and we had better get smart, and we better get tough, or we are not going to have much of a country left. It's bad."US Democratic presidential candidate Hillary Clinton said the attack was a reminder that the United States "cannot retreat.""Today's attack in Istanbul only strengthens our resolve to defeat the forces of terrorism and radical jihadism around the world," she said in a statement. "We must deepen our cooperation with our allies and partners in the Middle East and Europe to take on this threat."At least 36 people were killed and 150 more wounded in Tuesday's attack on Istanbul's main international airport, broadcaster HaberTurk said, citing Justice Minister Bekir Bozdag.Three suicide bombers opened fire before blowing themselves up in the main international airport in Istanbul on Tuesday, the provincial governor and witnesses said.