2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39583We present a status report of a variety of projects related to heavy quark production and parton distributions for the Tevatron Run II.Latex. 8 pages, 7 eps figures. Contribution to the Physics at Run II Workshops: QCD and Weak Boson PhysicsHigh Energy Physics - Phenomenologytext