United States told Turkish PM better to delay Gaza trip: Kerry ISTANBUL (Reuters) - Secretary of State John Kerry said on Sunday the United States had told Turkish Prime Minister Tayyip Erdogan it would be better for him to delay a planned trip to the Palestinian Gaza Strip expected at the end of May. Erdogan, who has for years spoken of his desire to visit the Palestinian enclave, said last week he would go there after an official visit to the United States next month. Kerry was speaking at a news conference in Istanbul. Reporting by David Brunnstrom; Writing by Daren Butler; Editing by Jason Webb