The White House on Saturday published one-half of its long-awaited Israeli-Palestinian peace plan — a multibillion-dollar proposal to upgrade the Palestinian economy. The Palestinian leadership has already rejected it, and so far, it has been widely panned by former U.S. envoys and Mideast policy experts.

Updated at 5:45 p.m. ET

Three summers ago, Ayse Tenger-Trolander, a graduate student at the University of Chicago, ordered a batch of monarch butterflies from a breeder, and made an accidental discovery: the butterflies had likely lost the ability to migrate.

Updated at 3:22 p.m. ET

In northern Georgia, near the Tennessee line, the city of Dalton made its fame as the carpet capital of the world. These days, a more accurate title would be floor covering capital of the world. It has diversified into hardwood, tile, laminate and other materials.

Updated 4:03 p.m.

President Trump signed an executive order Monday on price transparency in health care that aims to lower rising health care costs by showing prices to patients. The idea is that if people can shop around, market forces may drive down costs.

"Hospitals will be required to publish prices that reflect what people pay for services," said President Trump at a White House event. "You will get great pricing. Prices will come down by numbers that you wouldn't believe. The cost of healthcare will go way, way down."

President Trump has announced new sanctions against the Iranian government, after Iran downed a U.S. drone over the Strait of Hormuz.

Speaking from the Oval Office, Trump said that "hard-hitting" sanctions will cut off Iranian Supreme Leader Ayatollah Ali Khamenei and his office from certain financial assets.

As he signed an executive order authorizing the sanctions on Monday, Trump said, "These measures represent a strong and proportionate response to Iran's increasingly provocative actions."