NIKON D7000 NOT TURNING ON WITHOUT BATTERY GRIP?

Hey,

My nikon d7000 turns on when i use a battery grip. But when i remove it and put the battery directly into my camera it doesn't turn on. ANY Help Please?

Read more: NIKON D7000 NOT TURNING ON WITHOUT BATTERY GRIP?

What's better for low light and indoor wedding videography?

Sony NEX-FS100UK (with 18-200mm SEL Lens)
- or -
Sony HXR-NX5U

What if I can get a shorter, wider-aperture Nikon Lens (with Nikon Lens Adapter, of course) for the FS100?

Read more: What's better for low light and indoor wedding videography?