In hour one of Here & Now’s April 30, 2018 full broadcast, we get the latest on U.S. immigration officials telling a group of about 200 Central Americans who reached the U.S.-Mexico border in the past week that the San Diego crossing is already at capacity, and what might come next. Also, the U.S. pulling out of Syria completely would mean Syria becoming the “anchor point” for Iran’s “domination of the Middle East,” retired Army Gen. Jack Keane says. We talk with Keane about the conflict in Syria, and what kind of strategy, in his view, the U.S. ought to adopt moving forward. And a career in music can be hard on your ears — and the issue of hearing loss in the industry might be even worse for classical musicians. One audiologist who works with musicians coping with hearing loss tells us more about the challenges.