Because the US and Pakistan have managed to capture or kill about 2/3s of the top 25 al-Qaeda commanders, the middle managers are not in close contact with al-Zawahiri and Bin Laden.

"Results": [
    {
        "TypeName": "LOC",
        "Text": "US",
        "Start": 12,
        "End": 14
    },
    {
        "TypeName": "LOC",
        "Text": "Pakistan",
        "Start": 19,
        "End": 27
    },
    {
        "TypeName": "ORG",
        "Text": "al-Qaeda",
        "Start": 85,
        "End": 93
    },
    {
        "TypeName": "PER",
        "Text": "al-Zawahiri",
        "Start": 156,
        "End": 167
    },
    {
        "TypeName": "PER",
        "Text": "Bin Laden",
        "Start": 172,
        "End": 181
    }
]