![Jean Elle on Twitter: "New video of SF security guard placing barricades to stop skateboarders. As he works Dan Jansen is attacked and left with traumatic brain injury. 24 year old Jesse Jean Elle on Twitter: "New video of SF security guard placing barricades to stop skateboarders. As he works Dan Jansen is attacked and left with traumatic brain injury. 24 year old Jesse](https://pbs.twimg.com/ext_tw_video_thumb/1081002428927864832/pu/img/6rp9z5_M7ZYiFwe9.jpg:large)
Jean Elle on Twitter: "New video of SF security guard placing barricades to stop skateboarders. As he works Dan Jansen is attacked and left with traumatic brain injury. 24 year old Jesse
![Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/05/08/19/13255316-7006943-Star_Vieira_is_a_sponsored_skateboarder_and_has_been_featured_in-a-8_1557339025868.jpg)
Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online
![Seattle skateboarder who suffered traumatic brain injury urges future Olympic skaters to wear helmets | king5.com Seattle skateboarder who suffered traumatic brain injury urges future Olympic skaters to wear helmets | king5.com](https://media.king5.com/assets/KPNX/images/ced0f3ae-219d-456c-ba9b-843f9e4a4d33/ced0f3ae-219d-456c-ba9b-843f9e4a4d33_1140x641.jpg)
Seattle skateboarder who suffered traumatic brain injury urges future Olympic skaters to wear helmets | king5.com
![The New York Times on Twitter: "Skateboarders have long glorified confrontations with security workers. This one led to brain damage and soul-searching in a sport about to have its Olympic debut. https://t.co/hOLs7dvnwR The New York Times on Twitter: "Skateboarders have long glorified confrontations with security workers. This one led to brain damage and soul-searching in a sport about to have its Olympic debut. https://t.co/hOLs7dvnwR](https://pbs.twimg.com/amplify_video_thumb/1154431024316788741/img/1jI0zrECwttOc5Ug.jpg:large)
The New York Times on Twitter: "Skateboarders have long glorified confrontations with security workers. This one led to brain damage and soul-searching in a sport about to have its Olympic debut. https://t.co/hOLs7dvnwR
![Suspect accused of attacking San Francisco security guard is well-known skateboarder - ABC7 San Francisco Suspect accused of attacking San Francisco security guard is well-known skateboarder - ABC7 San Francisco](https://cdn.abcotvs.com/dip/images/4919489_121718-kgo-skateboard-suspect-img_Image_00-00-16,18.jpg?w=1600)
Suspect accused of attacking San Francisco security guard is well-known skateboarder - ABC7 San Francisco
![Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/05/08/19/13255358-7006943-Jansen_is_a_US_Army_veteran-a-7_1557339025805.jpg)
Mistrial is declared in case of skateboarder accused of smashing in a security guard's skull | Daily Mail Online
ONLY ON ABC7NEWS.COM: San Francisco security guard attacked by skateboarder is out of coma, but not well, family says - ABC7 San Francisco
![IT AIN'T TREASON: SKATEBOARDERS, SECURITY GUARDS, AND AN EXERCISE IN COMPASSION - King Skateboard Magazine IT AIN'T TREASON: SKATEBOARDERS, SECURITY GUARDS, AND AN EXERCISE IN COMPASSION - King Skateboard Magazine](https://kingskatemag.com/wp-content/uploads/2019/03/MV_PB-1024x572.jpg)
IT AIN'T TREASON: SKATEBOARDERS, SECURITY GUARDS, AND AN EXERCISE IN COMPASSION - King Skateboard Magazine
![Seattle skateboarder who suffered traumatic brain injury urges future Olympic skaters to wear helmets | king5.com Seattle skateboarder who suffered traumatic brain injury urges future Olympic skaters to wear helmets | king5.com](https://media.king5.com/assets/KING/images/52fce0f7-c753-4952-a2d9-312b210145dd/52fce0f7-c753-4952-a2d9-312b210145dd_1920x1080.png)