“choosing not to certify that Tehran is complying with the deal”

Even though it is, as Us intelligence acknowledges. 

Something an objective journalist would mention ...

This is simply juvenile, spiteful behavior, exactly what we've come to expect.

“its support for extremist groups”

For those who fight back against US/Israeli aggression.

US intelligence acknowledges that the choice made by these states to coordinate/import, train, arm, supply, finance, and direct Sunni terrorists in Libya, Syria, Lebanon, Jordan, Iraq, and Turkey gave IS its biggest boost.

“his goal is to ensure Iran's never obtains a nuclear weapon”

No, his goal seems to be to enable those intent on war with the oil-rich regional rival to start the war they’ve been trying to for decades.

"We will not continue down a path whose predictable conclusion is more violence”

Except this is precisely where he’s taking the country and the world.