Rodney Harrison and Chris Simms break down what went wrong for San Francisco in their Week 3 loss to Aaron Rodgers and the Packers. #NFL #NBCSports #SNF » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch SNF on NBCSports.com: https://www.nbcsports.com/nfl/sunday-night-football » Get more NFL news on NBC Sports: https://www.nbcsports.com/nfl NBC Sports Group serves sports fans 24/7 with premier live events, insightful studio shows, and compelling original programming. NBC Sports is an established leader in the sports media landscape with an unparalleled collection of sports properties that include the Olympics, NFL, Premier League, NHL, NASCAR, PGA TOUR, the Kentucky Derby, Tour de France, French Open, IndyCar and many more. Subscribe to our channel for the latest sporting news and highlights! Sunday Night is Football Night on NBC as SNF continues to be America’s #1 Primetime show. NBC is also home to two NFL playoff games each season – one Wild Card Playoff game and one Divisional Playoff game – and offers full streaming rights on NBC Sports.com and the NBC Sports App. Emmy Award winners Al Michaels and Cris Collinsworth continue to follow all the action from the booth, along with Michele Tafoya from the field. Visit NBC Sports: https://www.nbcsports.com Find NBC Sports on Facebook: https://www.facebook.com/NBCSports Follow NBC Sports on Twitter: https://twitter.com/nbcsports Follow NBC Sports on Instagram: https://www.instagram.com/nbcsports/ https://www.nbcsports.com/nfl/sunday-night-football https://nbcsports.com/motors/nascar https://nbcsports.com/soccer/premier-league San Francisco 49ers defense didn't step up when it mattered most vs. Green Bay Packers | NBC Sports https://www.youtube.com/nbcsports