charlie demar, cbs news, chicago. >> that's the "cbs weekend news" for this sunday.ght. >>> if we don't do something, no one is going to do it for us. >> and dozens of miles in the name of protecting immigrants stuck in legal limbo. >>> and plus in a city where dozens of officers are suspended, another destructive side show is pushing residents to the brink. >> it's frustrating, hopeless, and a lot of aspect because we don't know what we can do. >> and brutal temperatures in some parts of the bay today, but a cool down is coming. i'll tell you when and what to expect live from the studios in san francisco, i'm brian hackney. >> i'm andrea nakano as we begin with efforts to draw new attention to an old issue, immigration reform. >> this weekend a group of north bay residents and the allies have started out on the three-day march to san francisco and john ramos has their story. >> reporter: many of these people faced a long journey just to get to the united states. now they're saying it has been an even longer journey to win the right to stay here. >> in the late 1920s

charlie demar, cbs news, chicago. >> and that's the "overnight news" for this monday.s flash." i'm matt pieper in new york. an excessive heat warning's been issued by the national weather service for large parts of texas with temperatures of at least 105 degrees expected. ercot, the operator of texas's electrical grid, has declared a weather watch, saying the heat could lead to record high electrical demand. >>> republicans racing. most of the field for the 2024 gop presidential nomination spoke in front of 800 potential caucusgoers at iowa congressman ashley henson's barbecue bash. the first gop debate is scheduled for august 23rd. >>> and "barbie" has topped a billion dollars at the box office. that makes greta gerwig the first woman to be the solo director of a billion-dollar film. for more download the cbs news app on your cell phone or connected tv. i'm matt pieper, cbs news, new york. >>> it's monday, august 7th, 2023. this is the "cbs morning news." >>> donald trump on the attack. the former president calls for a recusal of the judge in his federal case in washi