Dennis was bitten by a walker and succumbed to the infection.
Dennis meets his end in a rather unexpected and gruesome way. He's attacked by a horde of walkers and overwhelmed.
Gabriel's death in the comics was a result of a series of unfortunate events. He was outnumbered by a horde of zombies and despite his efforts to fight them off, he ultimately succumbed.
In the comics, Glenn met his demise when Negan bashed his head in with a baseball bat. It was a shocking and gruesome moment.
Rosita died in The Walking Dead comics due to a combination of bad luck and the overwhelming number of zombies. She was in the wrong place at the wrong time and couldn't fight her way out.
Well, Judith died in the comics when the survivors were caught off guard by a massive zombie horde. She got separated from the group and couldn't be saved in time.
Denise met her demise when she was shot by Dwight while trying to treat Carl.
Jesus died in a battle with a group of enemies. It was a violent and unexpected end for him.
Morgan's death in the comics was quite a shock. He was betrayed by someone he trusted and ended up being attacked by walkers as a result.
Beth's death in the comics occurred due to a chaotic and unexpected shootout. She was caught in the crossfire and tragically lost her life.
Shiva was killed in a battle against a large group of walkers. It was a chaotic and intense moment.