Strategypage discusses reach-back capabilities in relation to intelligence operations. This is itself interesting, but could reach-back be used for ground combat capabilities to improve force protection for infantry?
One method to reduce the squad in the vehicle is to have virtual gunners manning remote weapon stations on the vehicle. See "Reachback for the Squad" in Infantry magazine.
NOTE: I used this post as inspiration for the article and so deleted it. This article published in 2017 replaces the post.