Article continues below advertisementJoseph Duggar's sister Joy-Anna Duggar has broken her silence after her older sibling's shocking arrest on child molestation charges.The 28-year-old released a statement via her Instagram Story on Thursday, March 26, more than one week after Joseph was arrested on March 18 for lewd and lascivious molestation of a victim less than 12 years old and lewd and lascivious behavior conducted by a person 18 years or older.