I haven't abandoned Tea Leaves. Thank you all for all your support.
Evidence
John and Lestrade followed Donovan's voice.
Donovan and Anderson were standing over the table. Anderson pointed in the direction of something laying beside a bowl. As John approached it he realized that it was Sherlock's phone.
He gasped and lunged for it, his stomach in knots. "Wait a minute! He took his phone with him, I know it. He was here!"
"Don't touch it!" cautioned Donovan, laying a hand on his arm. "You may taint evidence."
John's heart flipped nervously at the only clue he had to Sherlock being called "evidence."
"We'll test it for prints," Lestrade told him. "Get a kit in here!"
Prompt was from CrimsonDuchess, and it was: knots