PASADENA, TX --Today is the 4-year anniversary of the disappearance of a Pasadena teen and police say they are still hoping for any information needed to close this case. Ryan Esparza, 17, was last seen with friends on June 14, 2007. One day later, his family reported him missing, and investigators concluded that foul play was involved, but did not give any details. Esparza was last seen wearing a white t-shirt, red, white and blue plaid long shorts, with white Jordan tennis shoes. He is 5 foot 7 weighing 160 lbs, with brown hair and brown eyes. Crime Stoppers will pay up to $5,000 for any information called in to the 713-222-TIPS (8477) or submitted online at www.Crime-Stoppers.org that leads to the filing of felony charges or arrest of the suspects in this case. Tips can also be sent by text message. Text TIP610 plus your tip to CRIMES (274637). All tipsters remain anonymous.