More than 150 people remained unaccounted for Saturday. Source

More than 1 million abandoned wells are scattered across the U.S., left behind when oil and gas companies cease operations. The wells are insidiously becoming an environmental threat as they leak methane, a major contributor to climate change. Jeff Berardelli has more. Source

Apple Daily, Hong Kong’s last pro-democracy newspaper, ended operations after mounting pressure from China’s government. The newspaper had long been targeted by the Chinese government for its criticisms of Hong Kong leaders and Beijing interference. Ramy Inocencio reports. Source

Here’s a look at the top stories making headlines on the “CBS Weekend News with Nancy Chen.” Source

A Canadian indigenous group says it found the unmarked graves of more than 700 people at a Catholic residential school in Saskatchewan this week. It’s the latest in several similar findings at the notorious schools across Canada. David Treuer is author of “The Heartbeat of Wounded Knee: Native America From 1890 to the Present” and a member of the Leech Lake Ojibwe. He spoke with CBSN’s Lana Zak about the impact on Indigenous communities in North America. Source

Republicans raised concerns after President Biden said he would not support a bipartisan deal without an accompanying reconciliation bill. Source

The West faces yet another dangerous heat wave this weekend as severe weather threatens millions across the U.S. CBS News meteorologist and climate specialist Jeff Berardelli has more on what to expect. Source

Heavy rainfall throughout Michigan has resulted in power outages, flooding and sewer backups. Source

Naomi Glasses is an internet sensation, known for blending her Navajo heritage with skateboarding. Glasses is using her newfound fame to launch a project building skateparks near Navajo reservations. Lilia Luciano has more. Source

The Taliban is expanding its control over Afghanistan as U.S. troops are set to withdraw completely by mid-July. The rise of the militant group is stoking fears of an all-out civil war in the region. Charlie D’Agata has more. Source