NFL 2013 Preseason (25 images)

The officials reverses Pittsburgh Steelers wide receiver Markus Wheaton (11) follow a challenge from New York Giants head coache Tom Coughlin in the second quarter at Heinz Field in Pittsburgh on August 10, 2013. UPI/Archie Carpenter

New Orleans Saints quarterback Drew Brees (9) throws the ball down the field during preseason action against the Kansas City Chiefs at the Mercedes-Benz Superdome in New Orleans, Louisiana on August 9, 2013. UPI/A.J. Sisco

New Orleans Saints tight end Jimmy Graham (80) takes a Drew Brees pass up the field for 4-yards during the first quarter against the Kansas City Chiefs at the Mercedes-Benz Superdome in New Orleans, Louisiana on August 9, 2013. UPI/A.J. Sisco

San Francisco 49ers Goldrush entertain at half time of a preseason game against the Denver Broncos at Candlestick Park in San Francisco on August 8, 2013. The Broncos defeated the 49ers 10-6. UPI/Terry Schmitt