According to this article, LEH sold almost all its risk holdings to MER and MS last quarter. MER and MS had to raise $20 bln to cover the loss.
http://www.bloomberg.com/apps/news?pid=20601109&sid=aiVAQ4mepPBw&refer=news
http://www.bloomberg.com/apps/news?pid=20601109&sid=aiVAQ4mepPBw&refer=news