NFL PREVIEW Tonight's game

PHILADELPHIA (7-3)at SAN FRANCISCO (7-3)
Time: 9 p.m.TV/radio: WYTV (33), WEWS (5), WTAE (4), WBBW-AM (1240).Series history: 49ers lead 16-6-1. 49ers beat Eagles 13-3 on Dec. 22, 2001, at San Francisco.Last week: Eagles beat Cardinals 38-14; 49ers lost to Chargers 20-17 in OT.Rankings: Eagles offense (Rush 2, Pass 13, Overall 4); Eagles defense (Rush 4, Pass 6, Overall 3); 49ers offense (Rush 5, Pass 15, Overall 9); 49ers defense (Rush 14, Pass 20, Overall 14).Key matchup: Eagles RB Duce Staley vs. 49ers DT Bryant Young. With Donovan McNabb out with broken ankle, onus of leading Eagles' offense falls to Staley. He had 31 carries last week, a career high, averages 4.3 yards per carry and is also receiving threat out of backfield. Young, second-team All-Pro in 2001, can plug up the middle and force Staley to run outside.Streaks, stats and notes: Eagles QB Koy Detmer makes first NFL start in three years. He and brother Ty (Lions) make up one of two brother combinations in NFL history to start games at quarterback. Damon and Brock Huard make up other. ... 49ers have NFL-low nine giveaways in 2002 and rank third in NFL with plus-9 turnover differential. ... Eagles have surrendered 167 points, second fewest in NFL. ... Eagles K David Akers leads NFL with 92 points, making 26-of-26 PATs and 22-of-23 FGs.
Source: Associated Press