LONDON (AP) — British police said Sunday that they arrested almost 900 people demonstrating in London against a ban on the group Palestine Action, which has been deemed a terrorist organization by the government. Almost 1,600 people have now been detained, many for silently holding signs supporting the group, since it was outlawed two months ago. Protesters say the ban on Palestine Action is an unwarranted curb on free speech and the right to protest. Advertisement Article continues below this ad The Metropolitan Police force said 890 people were arrested at Saturday's demonstration, the vast majority, 857, under the Terrorism...