March 21 (Reuters) - The following are the top stories from selected Canadian newspapers. Reuters has not verified these stories and does not vouch for their accuracy.
** The Trump administration has dropped a contentious demand that all vehicles made in Canada and Mexico for export to the United States contain at least 50 percent U.S. content, removing a key roadblock to a deal for a new North American free trade agreement. (tgam.ca/2G8TdkB)
** Sidewalk Labs, the unit of Google-parent Alphabet Inc set to turn a chunk of Toronto's waterfront into a test bed for "smart city" technologies, took pains at a public meeting Tuesday night to address fears its plans would see citizens spied upon or their governments' authority usurped. (tgam.ca/2HRN2ii)
** Canada's Privacy Commissioner Daniel Therrien confirmed on Tuesday that his office is launching a formal probe into Facebook Inc over reports that Cambridge Analytica, a UK political data-analysis firm hired by Donald Trump's election campaign team, had improper access to data from 50 million Facebook users. (tgam.ca/2u7EPnR)
** Credit ratings agency DBRS Ltd is warning that Enbridge Inc's subsidiary Enbridge Energy Partners' revenues could tumble by $100 million this year and its credit ratings hurt by new policies in the U.S., which have led to a sector-wide stock selloff. (bit.ly/2FPowSi)
Compiled by Bengaluru newsroom