Denver Post beat reporters Parker Gabriel and Luca Evans break down everything you need to know from Thursday's joint practice between the Broncos and San Francisco 49ers. The guys were on the ground in the Bay Area and give insight into how Bo Nix and Denver's offense fared and what to make of the work Vance Joseph's defense did against Niners coach Kyle Shanahan, quarterback Brock Purdy and the rest. They run through the competitons at receiver, running back and defensive line, recap plays of the day and more.