<p class="speakable">The stepbrother of a <a href="https://www.foxnews.com/category/us/us-regions/southeast/florida" rel="noopener" target="_blank">Florida teenager</a> who died aboard a Carnival cruise ship appeared in federal court in Miami on Friday, as investigators continue probing the circumstances surrounding her death.</p><p class="speakable">His appearance in court comes three months after Anna Kepner, an 18-year-old from Titusville, was found <a href="https://www.foxnews.com/us/fbi-weighing-state-federal-charges-against-16-year-old-anna-kepner-cruise-ship-homicide-case-lawyer" rel="noopener" target="_blank">dead aboard</a> the Carnival Horizon in November while on a family vacation. </p><p>Kepner's 16-year-old stepbrother was seen leaving juvenile court before entering adult federal court Friday, according <a href="https://www.fox35orlando.com/news/anna-kepner-update-stepbrother-teen-found-dead-carnival-cruise-ship-appears-federal-court?taid=698680942f042c00017bc0f0&amp;utm_campaign=trueanthem&amp;utm_medium=trueanthem&amp;utm_source=twitter" rel="nofollow noopener" target="_blank">to FOX 35</a>.</p><p><a href="https://www.foxnews.com/us/anna-kepner-cruise-ship-death-new-florida-subpoenas-could-offer-clues-into-homicide-investigation" rel="noopener" target="_blank"><strong>ANNA KEPNER’S CRUISE SHIP DEATH: NEW FLORIDA SUBPOENAS COULD OFFER CLUES INTO HOMICIDE INVESTIGATION</strong></a></p><p>The teenager walked into the courthouse in a camouflage hoodie, his face concealed beneath a low-pulled baseball cap and a hood wrapped tightly around it.</p><p>Although <a href="https://www.foxnews.com/category/tech/topics/fbi" rel="noopener" target="_blank">the FBI</a> has not publicly identified a suspect or filed charges, filings from a separate family court dispute indicated the 16-year-old was being investigated in Anna Kepner’s death.</p><p><a href="https://www.foxnews.com/us/cheerleader-who-died-aboard-carnival-cruise-ship-cremated-death-certificate-reveals" rel="noopener" target="_blank"><strong>CHEERLEADER WHO DIED ABOARD CARNIVAL CRUISE SHIP CREMATED, DEATH CERTIFICATE REVEALS</strong></a></p><p>Kepner’s mother, Heather Wright, told FOX 35 she feels a sense of relief that <a href="https://www.foxnews.com/category/us/crime/homicide" rel="noopener" target="_blank">the case</a> appears to be moving forward and hopes it will finally bring answers.</p><p>"Everyday I get on my phone, and first thing in the morning I will look at updates on Anna Kepner’s case," Wright told FOX 35. "All I want is justice for my daughter."</p><p>Kepner was discovered dead around 11:15 a.m. on Nov. 7 inside her cabin aboard the cruise ship. Authorities later <a href="https://www.foxnews.com/us/teen-found-dead-carnival-cruise-ship-died-from-mechanical-asphyxiation-ruled-homicide-report" rel="noopener" target="_blank">ruled her death a homicide</a> caused by "mechanical asphyxiation," according to a report.</p><p><a href="https://www.foxnews.com/us/anna-kepners-father-wants-stepson-face-consequences-cruise-ship-death-case" rel="noopener" target="_blank"><strong>ANNA KEPNER'S FATHER WANTS STEPSON TO 'FACE THE CONSEQUENCES' IN CRUISE SHIP DEATH CASE</strong></a></p><p>According to investigators, Kepner was found under the bed in her cabin, wrapped in a blanket and covered with life jackets. The cabin was shared with her stepbrother.</p><p>The FBI is leading the investigation because Kepner’s death occurred in international waters as the cruise ship was returning to Miami after the weeklong Caribbean trip, according to <a href="https://people.com/anna-kepner-case-stepbrother-federal-court-11857224" rel="nofollow noopener" target="_blank">People Magazine</a>.</p><p><a href="https://foxnews.onelink.me/xLDS?pid=AppArticleLink&amp;af_dp=foxnewsaf%3A%2F%2F&amp;af_web_dp=https%3A%2F%2Fwww.foxnews.com%2Fapps-products" rel="noopener" target="_blank"><strong>CLICK HERE TO DOWNLOAD THE FOX NEWS APP</strong></a></p><p>The FBI did not immediately respond to Fox News Digital's request for comment.</p><p><i>Fox News Digital's Sarah Rumpf-Whitten and Michael Ruiz contributed to this report.</i></p>