Sources: Lions land DE Smith in Browns trade
Commanders trade for Saints corner Lattimore
Bracketology: No. 1 seeds survive opening day, but make way for Michigan
Risers, fallers and goalie notes
New NFL Power Rankings: 1-32 poll, plus each team's most important game down the stretch
Sources: Cowboys trade 4th-rounder for Mingo
NBA Power Rankings: Edwards and Jokic hit early-season struggles while Cavs climb
