Nightwatchman (cricket) the role up to that time. Nightwatchman (cricket) In the sport of cricket, a nightwatchman is a lower-order batsman who comes in to bat higher up the order than usual near the end of the day's play. The nightwatchman's job is to maintain most of the strike until the close of play (remaining in overnight, hence the name) and so protect other, more capable batsmen from being out cheaply in what may be a period of tiredness or in poor light at the end of the day, and then again the following morning when the batsmen have not yet ‘got
Tactical data link Tactical data link A tactical data link (TDL) uses a data link standard in order to provide communication via radio waves or cable used by the U.S. armed forces and NATO nations. All military C3 systems use standardized TDL to transmit, relay and receive tactical data. Multi-TDL network (MTN) refers to the network of similar and dissimilar TDLs integrated through gateways, translators, and correlators to bring the common tactical picture and/or common operational picture together. The term "tactical digital information link (TADIL)" was made obsolete (per DISA guidance) and is now more commonly seen as "tactical data link (TDL)". TDLs