BBC News with Jonathan Izard

The army in Pakistan has publicly admitted there were

shortcoming

s in the way the country gathered intelligence on the

whereabouts

of Osama Bin Laden before he was traced and killed in Pakistan by American special forces. The acknowledgement came after the army's chief of staff, General Ashfaq Kayani, held a meeting with his core commanders. Aleem Maqbool reports.

The new revelations, especially the admission from the army the Bin Ladens had lived here so long, have

stun

ned people. The army has said it had monitored satellite phone calls made to Saudi Arabia from the compound, where a man speaking in Arabic had discussed financial issues, and the army had passed those details onto the Americans. It also claims it has evidence that al-Qaeda is

all but

broke, with only Bin Laden's personal moneys financing the organisation. The military official also expressed

annoyance

that, as he put it, the Pakistani intelligence contributions over the years had been forgotten.

Four days after American troops killed Osama Bin Laden, President Obama has visited the site of the former World Trade Center in New York. He laid a wreath at the spot where the centre stood until it was destroyed on 11 September, 2001. Here's Barbara Plett.

President Obama laid a wreath of red, white and blue flowers at the spot where the twin towers had once stood. He bowed his head and observed a moment of silence before meeting privately with the families of victims. He also visited a police station and a fire station,