Jeff Glor reports on a possible Israeli ground invasion of the Gaza Strip, crucial testimony from San Bankman-Fried’s ex-girlfriend in his fraud trial, and new federal fraud charges brought against Rep. George Santos. Source

More than 800 people have been killed in the Gaza Strip, according to Palestinian authorities. The humanitarian crisis is now expected to worsen as Israeli forces gear up to launch a ground invasion. Mike Lyons, retired U.S. Army Major and military analyst, joins CBS News to discuss what that operation could look like. Source

A music festival in Israel was the site of one of the first attacks by Hamas over the weekend. Amit Musaei, who attended the festival, joins CBS News to share his story of escape. Source

Israel says it has sealed the border with Gaza as the counteroffensive against Hamas intensifies. CBS News senior foreign correspondent Holly Williams is on the ground with more. Source

Michele Freund, an American physician assistant, was on vacation in Israel when Hamas first attacked. Freund knew she needed to help, so she began volunteering at a hospital in Tel Aviv. CBS Evening News anchor and managing editor Norah O’Donnell reports. Source

While war rages in the Middle East, the U.S. House is at a virtual standstill as the Republican conference works to elect a new speaker. CBS News congressional correspondent Nikole Killion has more on the race for speaker. Source

The Israel-Hamas war intensified Tuesday as the Israeli military took out what they said were Hamas strongholds in Gaza and reporters got a close-up look at some of the atrocities carried out by the militants. CBS News foreign correspondent Imtiaz Tyab has the latest from Tel Aviv. Plus, CBS News senior White House and political correspondent Ed O’Keefe reports on President Biden’s response to the attacks. Source

The NHL decided this summer not to allow teams to wear any theme jerseys for warmups after a handful of players opted out of those situations during Pride night last season. Source

Rep. George Santos has been charged with nearly two dozen crimes, including fraud, identity theft and conspiracy. Source

Israel’s missile defense system, known as the Iron Dome, was stretched to its limit when Hamas launched barrage after barrage of rockets in the early part of its attack. David Martin takes a look at how the defense system works. Source