Calvary Tucson's Annual Southwest Pastors and Leaders Conference 2025 features a session by Pastor Gary Hamrick focusing on "Spiritual Warfare." The session explores the nature of spiritual warfare, the origins of evil, and practical tips for believers to combat spiritual attacks. Key topics include the importance of the Armor of God and understanding who the real enemy is. Pastor Hamrick, who has been in ministry since 1987 and leads Cornerstone Chapel, shares his insights on navigating spiritual challenges while emphasizing the need for strength and vigilance.