MIAMI — Dolphins offensive lineman Richie Incognito offered apologies to teammate Jonathan Martin, team owner Stephen Ross and investigator Ted Wells in the wake of the NFL-ordered report detailing a racially charged bullying scandal.

The report stated there was a “pattern of harassment” committed by Incognito and teammates John Jerry and Mike Pouncey that extended to two Dolphins linemen and an assistant trainer, all targets of vicious taunts and racist insults.

On his Twitter account, Incognito wrote, “I would like to send Jonathan my apologies as well. Until someone tells me different you are still my brother. No hard feelings :)”

CHICAGO — Northwestern quarterback Kain Colter testified that he was essentially paid to play via his scholarship as the National Labor Relations Board opened a closely watched hearing on a bid to form what would be the first union for college athletes in U.S. history.From a witnesses stand in a federal court building, Colter characterized playing college football as a job and said schools make clear to incoming players that athletics are a higher priority than academics.Colter, a co-founder of the newly formed College Athletes Players Association, said players adhere to grueling schedules, putting in 40- to 50-hour weeks on football during and before the season. During August training, he said, players often start practice at 8 a.m. and finish at 10 p.m.

RIO DE JANEIRO — Rafael Nadal showed no signs of a tender back, defeating fellow Spaniard Daniel Gimeno-Traver 6-3, 7-5 in the first round of the Rio Open.It was No. 1-ranked Nadal's first match since losing three weeks ago in the Australia Open final against Stanislas Wawrinka, a match the Spaniard was a heavy favorite to win.