WASHINGTON (AP) — President Donald Trump lashed out at hurricane-devastated Puerto Rico on Thursday, insisting in tweets that the federal government can't keep sending help "forever" and suggesting the U.S. territory was to blame for its financial struggles.

His broadsides triggered an outcry from Democrats in Washington and officials on the island, which has been reeling since Hurricane Maria struck three weeks ago, leaving death and destruction in an unparalleled humanitarian crisis.

San Juan Mayor Carmen Yulin Cruz, with whom Trump has had a running war of words, tweeted that the president'...