If you go

What: Never Again Colorado has organized a march calling for an end to gun violence.

When: A rally with 11 speakers will run for 40 minutes to an hour starting at 2 p.m. The march will follow.

Where: The rally will be held at Civic Center Park. Marchers will head north into downtown before returning to the park. Transportation: Regional Transportation District has additional buses and trains on standby to supplement regular weekend services if needed. Go to RTDDenver.com. Lyft is offering up to $1.5 million of free rides across the nation, including in Denver. To claim the promo, RSVP to the rally at marchforourlives.com. Forecast: The forecast calls for sunshine and high temperatures in the low 70s. Organizers urge participants to wear sunscreen and bring water.