JACKSONVILLE, Fla. -- The reward for information leading to an arrest of whomever shot and killed two teens last weekend is now at $10,000.

Justice Coalition Executive Director Ann Dugger stood alongside family members of both slain girls and police detectives Friday morning at the Sheriff's office. Dugger announced the Justice Coalition was offering a $5000 reward for information leading to an arrest of whomever killed 13-year old Jazimine Shelton and 14 year old Megan Simmons.

The Crimestoppers reward is up to $4000 after a board member added $1000, and the gun bounty program reward of $1000 makes a reward totaling $10,000.

The two girls were killed when a person or persons fired dozens of shots into the mobile home they were in around 4:45 early Saturday morning.

Several family members of the two girls gave emotional pleas for help, Megan Simmons family speaking out for the first time.

"I need to know who does this to my child, she's all I had....(crying)," said Kylie Simmons, Megan's mother.

Megan's grandmother Karen Pippins added, "Somebody knows something about these kids, we just need answers."

"All I am asking is for someone to please help us find these criminals, they did not deserve to die this way, they deserved life," said Brenda Starling, Jazmine's grandmother.

Police said on Thursday that they had not gotten any calls with new information thatcould help solve this case. "Somebody out there knows what happened, somebody out there is talking," said JSO Assistant Chief Chris Butler.

Two hours after the news conference, Jazmine's funeral was held at Paxon Revival Center church. She was remembered for her big smile, her hugs and boundless energy. She often visited the bowling alley on Cassat Avenue near her grandmother's home.

"She had a smile that I don't think ever left her face. She is forever going to be missed, I loved her with all my heart," said D.J. Bethune, who worked at the bowling alley. He said he knew many youngsters from his job, but no one touched him like Jasmine, who he says often gave him a big smile and hug when he was having a bad day.

Her fourth and fifth grade teacher at Hyde Park Elementary spoke at the funeral, She said Jazmine became a new student in fifth grade, developing a love of reading. She said she was so proud of her grades on her last report card in fifth grade. " She will be missed."

If anyone has any information that could help police, they are asked to call the Sheriff's office at 630-0500 or Crimestoppers at 866-845-TIPS.