MIAMI — Since Sunday, more than 100 Cuban migrants have arrived in the Florida Keys, with another landing happening Tuesday morning, according to the U.S. Border Patrol. Nine people came ashore in a makeshift boat around 10:30 a.m. on Fat Deer Key in the Middle Keys, said Adam Hoffner, division chief for U.S. Customs and Border Protection’s Miami operations. On Monday, Walter Slosar, chief patrol agent for Miami operations, said in a statement on Twitter that agents took 101 people from Cuba into custody who landed in seven separate landings in the Keys since Sunday. Hoffner said there was ano…