Ashton Returns From Brazil As Demi Leaves Hospital

It's been a rough week to say the least for actress Demi Moore, and while rumors buzz in the wake of Demi's bout of "exhaustion," another question remains: Where has Ashton been throughout his estranged wife's health ordeal?

Details: Demi Moore To Be Treated for 'Exhaustion'

In the past few days, photos have surfaced of a seemingly carefree Kutcher partying in Brazil. While Ashton has stayed mum on the incident publicly, his return to Los Angeles seems to indicate that his trip has been cut short in order to pay a visit to an ailing Demi.

Earlier this evening, Kutcher landed at LAX around 8 p.m from São Paulo, Brazil, dodging questions from the press as he opted for a side exit, climbing into a black Mercedes before speeding off.

Demi Moore 911 Call Will Not Include Drug Details

On Monday the fire department responded to an emergency call from Demi's Benedict Canyon home. She was soon after hospitalized for "exhaustion."

Moore announced her split from husband Ashton Kutcher in November, telling ET, "As a woman, a mother and a wife, there are certain values and vows that I hold sacred, and it is in this spirit that I have chosen to move forward with my life."

Love Gone Bad: Ashton & Demi in Happier Times

Ashton is expected to return to Two and a Half Men in early February.