We know that the rise in knife crime is multifaceted and multi-layered, we know that we need to adopt a public health approach—increasing community policing, youth work and early years intervention—and we know we need it to be a long-term approach. How will the knife crime summit be determined? Who will attend? Will it be long term, sustainable and cross-party, like the work of the Youth Violence Commission? How will the Government report back to the House?