Act as an experienced SEO strategist with 5+ years of expertise in content optimization for Google’s Top Stories. Provide a detailed, step-by-step guide on how to structure and optimize content to increase visibility in Google’s Top Stories carousel. Include best practices for [HEADLINE CRAFTING], [SCHEMA MARKUP IMPLEMENTATION], and [MOBILE-FIRST CONTENT DESIGN]. Explain how to leverage [BREAKING NEWS LABELS] and [E-E-A-T PRINCIPLES] to build authority. Use real-world examples and actionable insights tailored for [NEWS PUBLISHERS], [BLOGGERS], or [E-COMMERCE BRANDS].