 Galveston is served by Amtrak 's Texas Eagle via connecting bus service at Longview , Texas . 
 Galveston is served by Amtrak <a href='null_genetive' title='1'><mark>'s</mark></a>Texas Eagle via connecting bus service at Longview , Texas . 
Galveston is served by Amtrak  Texas Eagle via connecting bus service at Longview , Texas .