Duggar family 'Counting On' season 3 summer 2017, so who's pregnant or getting married?

TLC promised a new season of "Counting On" coming in the summer 2017. The reality television channel will visit Ben, Jessa Seewald and their new baby, Derick and Jill Dillard, and Joy-Anna #Duggar and Austin Forsyth as they plan their wedding. There are also hints about newlywed Jinger Duggar Vuolo and cousin Amy Duggar-King. Another big question is whether or not Josh Duggar will return with his pregnant wife Anna.  Duggar family 'Counting On' season 3 in the summer of 2017?