On Holocaust Remembrance Day, the Instagram feeds of 20 Israeli celebs and content creators will feature heroic stories of Holocaust survival.

Instagram Lite - a lighter, faster app for low-speed internet connections and lower-end smartphones - will be available to Android users.

Instagram Lite, like Facebook Lite, weighs less than 2MB and will allow users with low connectivity and lower-end phones to experience Instagram.

The winning idea for the Safe@Home event in memory of Michal Sela was an app that poses as a news site but allows the user to stealthily call for help.

Sandberg is in Israel on a private visit but is set to hold a number of public events.

A senior executive, likely VP of corporate development Amin Zoufonoun, is said to be in Israel, but there is no immediate word on if an acquisition is in the works.

Israel may become the first country in the world to issue tax bills to these companies.