This document discusses the potential benefits of using ultrasound sonography in emergency medical services (EMS). It describes how ultrasound allows internal views of anatomy with a portable device and can provide quick, safe, and painless early diagnosis. Examples are given of how ultrasound could help in assessing pregnancy emergencies, multi-system trauma, placing advanced airways, diagnosing cardiac issues, and guiding venous access. Challenges mentioned include the high costs of ultrasound machines, extensive training needs, and concerns about delaying definitive care or not being safe. The document promotes ultrasound as a technology that could enable faster diagnosis and notification, help determine appropriate destinations, and ultimately save time and lives.