San Francisco Giants starting pitcher Logan Webb was placed on the injured list on May 9 with swelling in his right knee. It appeared that it was a minor tweak, and manager Tony Vitello originally thought Webb wouldn't miss any starts. However, medical testing provided enough evidence for the team to take a precaustionary stance with the 29-year-old veteran pitcher. On Wednesday, Dr. Marc Safran, M.D of Stanford Medical, provided an update on Webb's status to NBC Sports Bay Area's Taylor Wirth. The physician discussed the injury and its effect on Webb's mechanics. "Bursitis stands for inflammation, if you will," Safran said . "It's inflammation of the bursae. A bursae is kind of like a water balloon that has a little bit of fluid in it, kind of like oily fluid that lets the tendon or soft tissue slide past the bone without undue friction.…