NO
No, tennis coaches cannot effectively coach from the stands during a match as they are not allowed to communicate with the player during play.
no
the performance of the rookies
Coaches vs Cancer
Yes, Yu Darvish speaks English. He communicates with teammates, coaches, and media in English during his baseball career in the United States.
The MLB prohibits players and coaches from wearing various electronic communication devices, such as Fitbits and smart watches, on the field during games. So they can track the timing of the game and Other gadgets are allowed too.
They can if they chose to.
Yes, tennis players are not allowed to communicate with their coaches during matches, except for specific instances like medical timeouts or changeovers.
defense,defense, defense
US Secretary of Defense during the Vietnam War.
The structures you're referring to are called "dugouts." They are located on either side of the baseball diamond and provide a place for players and coaches to sit and observe the game while waiting for their turn to play. Dugouts also offer some protection from the weather and are typically equipped with benches and storage for equipment.