By DAVID BILLER RIO DE JANEIRO (AP) — Rio de Janeiro's Mayor Eduardo Paes on Wednesday ceremonially handed control of the city to King Momo, a ritual representing the upheaval of the status quo -- but it remains to be seen how much post-pandemic partying is in store during the first Carnival in two years. Samba schools' elaborate floats and feather-festooned dancers will parade between packed bleachers