By Wendy Ruderman
The Philadelphia Inquirer
PHILADELPHIA -- The on-again, off-again courtroom clash between David and Goliath is back on, and this time, it's likely headed to trial.
Here, "David" is David Vernitsky, a waiflike graffiti vandal who says that two cops busted his jaw after they caught him spray-painting the wall of a Feltonville business in August 2007.
Cops will probably go to trial for alleged beating after charges twice dismissed