Jessa Duggar Seewald is overjoyed her family is expanding. The "Counting On" star, 28, and her husband Ben Seewald, 25, shared on Thursday that they are expecting a fourth child together.The news comes off of a "heartbreaking" pregnancy loss that the couple endured in 2020. "After the heartbreaking loss of a baby last year, we’re overjoyed to share that another little Seewald is on the way," the couple said in a statement to TLC.