01 - Pat the beef roast dry with paper towels and season thoroughly with salt and black pepper on all sides.
02 - Heat olive oil in a large skillet over medium-high heat and sear the roast on all sides until deep brown, approximately 3 to 4 minutes per side.
03 - Place carrots, potatoes, celery, and onion evenly in the base of the slow cooker.
04 - Set the seared beef roast atop the vegetables, then add minced garlic, rosemary, thyme, and bay leaves.
05 - Pour beef broth and Worcestershire sauce over the roast and vegetables. Cover and cook on LOW for 8 hours until the beef is tender and easily shredded.
06 - Remove bay leaves and herb stems, then slice or shred the beef. Serve hot with vegetables and cooking juices.