Jaguars prep for joint practice as worrisome injuries pop up

The Jaguars will host the Panthers for a joint practice on Wednesday as their second preseason game looms. But there's been a troubling number of injuries surfacing this week, including Patrick Mekari (back surgery), LeQuint Allen Jr. and Parker Washington. That's not good news for a team that is already thin in depth. Jamal St. Cyr and Justin Barney on what they saw Tuesday and the severity of…