Delta Air Lines flight to Atlanta declares emergency

Delta Air Lines Flight DL1435 declared an emergency as it approached the Atlanta airport after its flight from Milwaukee.

What we know so far:

• – Flight declared an emergency approximately 40 minutes ago while approaching Atlanta
• – Since the declaration of the emergency, the plane has been in a holding pattern east of the aerodrome.
• – The plane is a 28 year old Boeing 757-251 registered N538US

Update 1: The plane has been on hold east of Atlanta since declaring an emergency.

Update 2: The flight now appears to be lining up for a direct approach to the Atlanta airport and has begun to make its final descent.

Update 3:

Following information provided to AviationSource by a passenger on board, the aircraft appears to have suffered an airspeed indication failure.

He performed a low approach go-around so that ATC could provide visual confirmation of the condition of the landing gear.