. >> reporter: samuel spence coach tray walker@miami northwestern high school. >> we had good character. he was a smart kid. and he was a very good athlete. that's when he made it to the nfl. >> reporter: of social media filled up with well wishes for walker from teammates and fans. his family gathered at ryder trauma center out the night and day keeping a strict vigil and keep tray in their prayers to make sure he comes out of surgery. >> reporter: prayers for this budding pro-cornerback planning to make it in the nfl now that he will just make it all is the greatest hope >> reporter: the outlook is not good. we are told the top management in the baltimore ravens flew to south florida today to support his family and his head coach wrote an open letter to his teammates today saying the news of tray's grave condition was devastating and urging them to make smart choices in life. >>> a developing story after an intense for month-long manhunt authorities in belgium say they have arrested the main suspect wanted in the terrorist attacks last year.

. >> samuel spence coached him at miami northwestern high school. >> we had character. he was a smart kid. that's when he made it to the nfl. >> reporter: social media filled with well wishes for walker from teammates and fans. his family gathered and writer, throughout the night and day keeping vigil. >> yes everyone to pray and keep tray in their prayers and actually comes out of surgery >> reporter: prayers for this budding pro quarterback planning to make it in the nfl. the greatest hope now that he will just make it. >> top brass from the baltimore raven's organization flew to south florida today to support tray walker and his family. >>> ultra music festival is officially underway. check out the time lapse of the crowd piling into bayfront park. it doesn't look like much but check it out now. here's a live look from the downtown miami tower camera. if we zoomed in closer i'm sure going up and down at the same time in unison. it's really loud no doubt. we have a crew on scene for the weeklong festival causing a traffic nightmare in downtown miami. >> many streets h