Nov 6 (Reuters) - The following are the top stories in the Financial Times. Reuters has not verified these stories and does not vouch for their accuracy.

Headlines

* Saudi Arabia arrests princes, ministers and tycoons in purge. http://on.ft.com/2AkJjGW

* More than 20 people killed in Texas church shooting. http://on.ft.com/2AnSXbU

* Deposed Catalan leader turns himself in to Belgian police. http://on.ft.com/2Am3u7q

Overview

* Saudi King Salman appointed two new ministers on Saturday to key security and economic posts, removing one of the royal family's most prominent members as head of the National Guard and boosting the kingdom's young crown prince.

* A gunman massacred at least 26 worshipers and wounded 20 others at a church in southeast Texas on Sunday, carrying out the latest in a series of mass shootings that have plagued the United States, authorities said.

* A Belgian judge will decide by Monday on Spain's arrest warrant for sacked Catalan leader Carles Puigdemont and his associates after they turned themselves in to Belgian police, a spokesman for Brussels prosecutors said on Sunday.

(Compiled by Bengaluru newsroom; Editing by Peter Cooney)