"The combination of AT&T [and] DirectTV's vast distribution infrastructure, and Time Warner's extremely popular television programming would be one of the largest mergers in American history", the official added.
The Justice Department official also warned that such a merger could allow AT&T to slow down advances in technology that would cut costs for consumers.
AT&T responded in a statement, calling the lawsuit "a radical and inexplicable departure from decades of antitrust precedent".
15 people killed in stampede for food
The stampede, which took place in the village of Sidi Boulalam, occurred when local people rushed to get food. It is not clear what triggered the stampede.
Md. 'Hamburglar' arrested; woman stole cash, Happy Meal toys
Police say that Cross stole money, a purse, food and Happy Meal toys during the half an hour she remained in the McDonald's. She was also seen on video attempting to disable the surveillance system and wipe her fingerprints from several surfaces.
JAMES FRANCO Starring In MULTIPLE MAN Film For 20th Century Fox
Versions of the character have made small appearances in the X-Men film series, but he's never had a central role until now. We assume that will not be the case in the new movie , as most of The Last Stand continuity has been wiped from existence.
Earlier this month, reports suggested that the DOJ was pushing AT&T to sell off either DirecTV or Turner Broadcasting, which houses CNN, in order to get the green light for the merger.
By testing the arrangement, the Justice Department is adopting a starkly unique strategy to antitrust issues than the Obama organization did.
AT&T's rocky quest to complete its acquisition of Time Warner just hit another speed bump. "This deal would give AT&T way too much power to undercut competitors and raise costs on TV viewers and internet users everywhere".
As NPR's David Folkenflik has reported, the DOJ's anticipated lawsuit had "triggered concerns" within CNN that the Trump administration was "taking action against a media outfit simply because it has angered the president with its coverage, raising First Amendment implications". "We are confident that the court will reject the government's claims and permit this merger under longstanding legal precedent".