Given the task definition and input, reply with output. In this task, you are given a piece of an article. Your task is to generate a short summary of the text. Try to give the summary in just one sentence.

Spain manager, Vicente del Bosque, assured today that ''you also learn from defeats'', such as Spain's most recent game against South Africa, and that ''continuous victories can start to cause problems''.
Barack Obama has called for the release of an American pastor imprisoned in Iran.