United Kingdom, Jan. 24 -- Jaime King was "blindsided" by her husband Austin Sosa filing for divorce.

The 46-year-old actress tied the knot with the investment banker in a secret ceremony after the pair got engaged last July but he is said to have filed paperwork to end the marriage after less than a year - much to the shock of the Hart of Dixie star.

Jaime told Us Weekly: "I was completely blindsided by the divorce filing, which came out of nowhere.

"I was with Austin the night before it became public, and while like many marriages we had normal challenges, I genuinely believed we were working on our relationship."

King was recently seen with hotelier Vikram Chatwal but insists that the encounter was a "strictly professional business...