The BBC’s highest-paid presenter, Gary Lineker, will soon be back in action after being briefly suspended for what the broadcaster described as a breach of its impartiality guidelines.The former soccer player’s tweet on March 7 described the wording of the new government policy on immigration as language “not dissimilar to that used by Germany in the 30s.” It triggered attacks by Conservative Members of Parliament, intense national debate, and a crisis at the corporation.