By Dan Whitcomb LOS ANGELES (Reuters) - The man who videotaped a police beating near Los Angeles that enraged black leaders and then dodged a grand jury inquiry into the matter was arrested on Thursday as he prepared to grant a television interview. Photos Reuters Photo Slideshows Audio/Video (AP) Mitchell Crooks was taken into custody on warrants issued in northern California for petty theft and drunken driving. Authorities also served him with a subpoena to testify before the Los Angeles County grand jury. Crooks' arrest was videotaped and broadcast on local KCAL-TV, showing undercover officers hustling him into a sports...