Complex sentence: Outside of situations where they are mandated by policy, the lead will usually repeat information that is in the body, editors should balance the desire to avoid redundant citations in the lead with the desire to aid readers in locating sources for challengeable material.
Split into simpler sentences: Outside of situations where they are mandated by policy, the lead will usually repeat information that is in the body. Editors should balance the desire to avoid redundant citations in the lead with the desire to aid readers in locating sources for challengeable material.