Amritsar:
People protesting against '84 riots stopped the Shatabdi Express, Sachkhand Express and the Super Express in Amritsar on Tuesday.
Today is the 25th anniversary of the 1984 anti-Sikh riots.
The incident takes place on a day when the Prime Minister is in Punjab. The PM is to attend convocation in Chandigarh later in the day.
More details are awaited.