<Tr> <Td> 10 - 59 </Td> <Td> </Td> <Td> </Td> <Td>--</Td> <Td> Is ambulance on the way? </Td> <Td> Convoy or escort </Td> <Td> </Td> <Td> </Td> <Td>--</Td> <Td> </Td> </Tr> <Tr> <Td_colspan="9"> Net Message Handling </Td> <Td> </Td> </Tr> <Tr> <Td> 10 - 60 </Td> <Td> </Td> <Td> </Td> <Td> What is next item (message) number? </Td> <Td> What is your next message number? </Td> <Td> Squad in vicinity </Td> <Td> </Td> <Td> </Td> <Td>--</Td> <Td> </Td> </Tr> <Tr> <Td> 10 - 61 </Td> <Td> </Td> <Td> </Td> <Td> Stand by for CW traffic on...kcs . </Td> <Td> CW traffic </Td> <Td> Personnel in area . </Td> <Td> </Td> <Td> </Td> <Td>--</Td> <Td> </Td> </Tr>

Where did what's your 20 come from