Tunisia’s interior ministry said on Friday it had information about serious threats to the life of the president and that it had foiled what it called a separate terrorist attack, adding to security concerns as the country faces a political crisis. The ministry said both internal and external elements were involved in plans targeting the president. Spokesperson Fadhila Khelifi said in a news conference that “the goal was to undermine Tunisian public security”. In what the ministry said was a separate incident, an attacker was arrested after injuring two police after targeting them overnight “a…