Thomson Reuters Corp. reported increased profit and sales Tuesday on last year’s acquisition of the Reuters news service, topping Wall Street earnings estimates.

Thomson Reuters Corp. says its fourth-quarter profit grew 52 percent from a year ago, topping Wall Street forecasts.

Thomson Reuters Corp. reported sharply lowered earnings in the third quarter Wednesday but said its operating profit grew 33 percent after excluding one-time events such as the integration of its Reuters acquisition.

The Reuters newsroom in New York has reopened three hours after an editor opened an envelope containing white powder. Police say the unidentified substance will be tested.

Reuters has evacuated its New York City newsroom after an editor opened an envelope containing an unidentified white powder.

An Iraqi freelance photographer working for Reuters has been detained by U.S. and Iraqi forces south of Baghdad, the news agency said Wednesday.

The U.S. military released an Iraqi television cameraman for the Reuters news agency and other news organizations without charges Thursday after 23 days in detention.

The Israeli army has closed an investigation into the death of a Reuters cameraman in the Gaza Strip last April, clearing the tank crew that killed the young journalist of any wrongdoing and saying the soldiers will not face disciplinary action.

Thomson Reuters said second-quarter earnings fell 54 percent as costs to buy and integrate Reuters cut into profit.

Reuters news agency said Thursday one of its Iraqi photographers had been detained by the U.S. military and called on the American command to make public the reasons for his detention.