SAN JOSE, Calif. (Reuters) – Facebook Inc debuted an overhaul of its core social network on Tuesday, taking its first concrete steps to refashion itself into a private messaging and e-commerce company as it tries to move past scandals while tapping new revenue sources.

Facebook CEO Mark Zuckerberg speaks about privacy during his keynote at Facebook Inc’s annual F8 developers conference in San Jose, California, U.S., April 30, 2019. REUTERS/Stephen Lam

Chief Executive Mark Zuckerberg unveiled a fresh design for the world’s biggest social network that de-emphasized its News Feed. It also ditched the signature blue banner that has been on the app since its launch.

The new design showcases Facebook’s messaging app, online marketplace and video-on-demand site, while giving greater prominence to the popular photo-driven