The bizarre death of an America's Got Talent contestant's wife is still the subject of an active police investigation, RadarOnline.com has exclusively learned.

In a letter to the family of Laura Finley, Captain Todd C. Chamberlain, commanding officer of the Central Community Police Station in Los Angeles, advised the woman's distraught father-in-law there was "a lot of work still being done on this incident."

Another Lieutenant, a veteran of the LAPD, has been assigned to the case, Captain Chamberlain wrote in his letter.