From Tucson, Ariz.: A warning has been issued to parents about a concerning social media trend. This trend features a character from a well-known children's book series in a menacing way. It involves altered images and videos accompanied by threatening language.

Safety concerns have been sparked at schools. The trend has been circulating in communities and has prompted a school district to take action. A letter was sent to parents to inform them about the issue.

Further details about the trend and the school district's response are available from the source. Officials are urging caution and awareness about the trend, which has been causing concerns nationwide.