Gainesville vs. Grayson When: 7:30 p.m. tonight Where: City Park Stadium, Gainesville Last year: Grayson won 39-0 Game notes: Gainesville rushed for just 18 first-half yards in last year’s season-opening loss to Grayson in Loganville. ... Gainesville is introducing new wrinkles to its high-powered offense that averaged 35 points per game in 2014. ... The Red Elephants will feature Messiah Dorsey, a converted wide receiver, at quarterback, while Lakeview Academy move-in Tae Turner (936 rushing yards, 12 touchdowns in 2014) will operate at wide receiver. ... Dorsey will play with a protective splint on his left hand after breaking his index finger over the summer. ... He said Tuesday that he should be completely recovered by early October. ... This is just the second time both teams have played each other. ... Grayson is led at defense end this season by a pair of Division I prospects, including 6-foot-4, 255-pound senior Mykelle McDaniel who has 28 major Division I offers, according to Rivals.com. ... At Grayson’s other defensive end spot, Bryce Morais has verbally pledged to Boston College. ... The Rams fell in the second round of the Class AAAAAA in 2014, while the Red Elephants made the Class AAAAA quarterfinals. ... Gainesville is 1-4 in season-opening games since 2010. Chestatee at Flowery Branch When: 7:30 p.m. tonight Where: Falcon Field, Flowery Branch Last year: Flowery Branch won 29-0 Game notes: These two schools that opened in 2002 have a long history of playing one another. ... The Falcons have won 7 of 9 previous meetings against the War Eagles. ... After going four years without playing, the two programs in different classifications (Chestatee in Class AAAA; Flowery Branch in Class AAAAA) began playing again last season. ... Chestatee and Flowery Branch both failed to make the postseason in 2014.